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Smart thermometers have the following advantages over traditional thermometers:
Short measurement time: Smart thermometers are able to complete measurements quickly, usually only a few seconds, while traditional thermometers take a longer time, usually 3-5 minutes.
Easy to use: Smart thermometers usually only need to touch the thermometer head with ** to complete the measurement, and do not need to be clipped under the arm or put in the mouth like traditional thermometers.
High accuracy: Smart thermometers have higher accuracy and a smaller margin of error, which can provide more accurate body temperature measurement results.
Convenient reading: Smart thermometers usually display the measurement results in digital form on the screen, which is easy to read and understand.
No risk of mercury pollution: The smart thermometer does not use mercury, which avoids the harm of mercury leakage to the environment and the human body.
In conclusion, the smart thermometer is a more advanced and convenient body temperature measurement tool than the traditional thermometer in terms of measurement time, ease of use, accuracy, reading convenience, memory function and no risk of mercury pollution.
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First of all, we can first understand the working principle of an electronic thermometer: the thermometer contains a thermistor inside, when the temperature is perceived, the internal current is different, and expressed in the form of an ammeter, what we see is only the result of the current multiplied by a coefficient, and the temperature is different because the reading value is different.
According to the working principle of the electronic thermometer, we have obtained a unique advantage in measuring body temperature compared to ordinary thermometers
The Aoyuanyuan electronic thermometer can provide forehead temperature, axillary temperature, etc.
It measures extremely fast and gets the right result in just 1 second.
The electronic thermometer is convenient and economical, especially suitable for use in homes, hospitals and other occasions.
Easy to clean: electronic infrared design, can be wiped with ordinary medical alcohol.
Through the above introduction, I believe you already know what advantages electronic thermometers have over traditional thermometers.
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Let's take the representative treasure ring of the smart thermometer as an example.
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Intelligence at a glance, traditional need to read the data yourself.
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1. The glass thermometer has the characteristics of accurate indication and high stability, as well as the advantages of low cost and no external power supply.
2. The electronic thermometer has the advantages of clear reading, easy to carry, and short measurement time.
3. The infrared thermometer is easy to operate and quick to measure, and is suitable for measuring body temperature in a short time.
1. The glass thermometer has the disadvantages of not easy to read and long measurement time; In addition, the glass tube will lead to mercury leakage after breakage, polluting the environment and endangering human health.
2. The disadvantage of the electronic thermometer is that the accuracy of the indication is affected by factors such as electronic components and battery power supply, and is not as accurate as the glass thermometer.
3. The biggest disadvantage of infrared thermometer is that it is expensive and has high requirements for ambient temperature when used.
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Both electronic body grinding or thermometers and traditional thermometers are common tools for measuring body temperature, and there are some advantages and disadvantages between them:
Advantages of electronic thermometers:
1.Easy to use: The thermometer is simple to use, and only needs to contact the thermometer head with the ** to get the temperature measurement result.
2.Fast: The electronic thermometer is able to measure in a matter of seconds, which is very fast and suitable for emergency situations.
3.High accuracy: The electronic thermometer has high accuracy and a small margin of error, which can quickly obtain accurate body temperature measurement results.
4.Intuitive and easy to understand: Electronic thermometer measurements are usually displayed in digital form on the screen, which is intuitive and easy to understand.
Advantages of traditional thermometers:
1.Wide range of application: Traditional thermometers are suitable for body temperature measurement of different ages and different measurement parts.
2.No need for batteries: Traditional thermometers do not rely on batteries, eliminating the need to replace batteries for electronic thermometers.
3.Low cost: Traditional thermometers** are relatively inexpensive.
It can be seen that electronic thermometers and traditional thermometers have their own advantages and disadvantages, and the appropriate measurement tool can be selected according to the specific use scenario and needs. During the period of epidemic prevention and control, electronic thermometers are easy to carry and use, fast and accurate, and are widely used.
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Introduction: "It's not easy to measure the baby's temperature, he doesn't want to clip, crying and making trouble, and we are getting more and more anxious." "I believe that many parents will have similar feelings when they use traditional mercury thermometers to measure their children's body temperature, and it is not easy for their babies to obediently hold the thermometer and wait for 5 minutes.
Moreover, mercury thermometers are easy to break, which can easily lead to mercury poisoning if you are not careful. However, with the advent of various types of electronic thermometers, these small troubles of parents have been solved. The electronic thermometer can be easily used by simply placing it close to the forehead to quickly measure the result.
Infrared thermometer is to measure body temperature by receiving the infrared energy emitted by the human body, which is divided into two types: contact and non-contact, and compared with medical electronic thermometer, it measures faster. Contact infrared thermometers are commonly found with ear thermometers, which can measure accurate body temperature from the ear in just two or three seconds. The most common non-contact infrared thermometer is the forehead thermometer, just aim the probe at the forehead, press the measurement button, and the measurement data can be obtained in 1 second, which is very suitable for infants and young children.
At present, the non-contact electronic thermometer is indeed superior to the traditional mercury thermometer in terms of measurement time and safety. The electronic thermometer has a short measurement time, simple reading, and is easy to carry. Close to the child's forehead, the body temperature data can be displayed, and the child's real body temperature data can be obtained in the measurement unconsciously.
In addition, this non-contact measurement, there is no cross-contamination, and it is safe and free of any ***.
I remind
The electronic thermometers on the market range from a few hundred yuan to thousands of yuan. It is worth reminding that consumers had better go to regular merchants to buy brand-leading products to ensure the accuracy and service life of the measurement data.
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Yes, a whole bunch of them, such as Braun, Omron, etc.
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The thermometer is also known as the "medical thermometer".The working substance of the thermometer is mercury. Its vacuole volume is much larger than that of the thin tube above.
Due to the influence of body temperature, the mercury in the bubble produces a slight change, and the expansion of the mercury volume makes the length of the mercury column in the tube change significantly. The change in human body temperature is generally between 35 and 42, so the scale of the thermometer is usually 35 to 42, and the range of each degree is divided into 10 parts, so the thermometer can be accurate to 1 10 degrees. The lower part of the thermometer near the vacuole neck is a very narrow curved neck, when measuring the body temperature, the mercury in the vacuole, the heated volume expands, the mercury can rise from the neck part to a certain position in the tube, when the thermal equilibrium with the body temperature is reached, the mercury column is constant.
When the thermometer leaves the human body, the outside temperature is low, and the mercury shrinks in volume when it is cold, and it is disconnected in the narrow curved neck, so that the part of the mercury that has risen into the tube cannot be returned, and the height of the mercury column when it is in contact with the human body is still maintained. A thermometer is a maximum thermometer that records the highest temperature ever measured by the thermometer. After use, the thermometer should be "returned to the table", that is, the upper part of the thermometer should be held and thrown down forcefully, so that the mercury that has risen into the tube can return to the vacuole.
Other thermometers should never be shaken, which is a major difference between thermometers and other liquid thermometers.
A room thermometer measures room temperature, 0-100
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Explanation of the principles and advantages and disadvantages of 3 kinds of electronic thermometers.
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Advantages of electronic thermometer: it can be accurate to 0 01.
Disadvantages: The body temperature cannot be stored for a long time.
Advantages of mercury thermometer: Measure it next to it when you are drowsy, and check the degree when you wake up.
Disadvantage: Not accurate to 0 01.
Ask for adoption! (≧
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Types of thermometers:
Pacifier thermometer.
The pacifier thermometer is a new type of thermometer that uses food-grade silicone to wrap the sensor device and measure the body temperature through the baby's induction probe.
Advantages: pacifier shape, babies generally do not resist, let the baby suck the pacifier and play to measure the body temperature.
Disadvantages: The accuracy of the indication is affected by factors such as electronic components and battery power supply.
Glass thermometer.
Advantages: The most common thermometer, which keeps the mercury column in its original position as the body temperature rises, making it easy for the user to observe at any time.
Disadvantages: easy to break, there is the possibility of mercury pollution; The measurement time is relatively long, and it is inconvenient to use for patients with acute and serious diseases, the elderly, infants, etc., and the reading is more troublesome.
Forehead thermometer.
The forehead temperature is an accurate temperature value by comparing the reflection of infrared rays on the surface of the forehead with the corresponding table of spectral temperature.
Advantages: Convenient, simple, fast, generally a few seconds of measurement time is enough, and quite accurate.
Disadvantages: **High, inconvenient popularization, not suitable for home users, and when the room exceeds 25 degrees Celsius and the room temperature is lower than 20 degrees Celsius, the forehead thermometer is susceptible to the ambient temperature, including going out of the Han, blowing air and turning on the air conditioner, etc., will have a certain impact on the forehead collection temperature.
Ear thermometer.
The ear thermometer is a non-contact measurement of the temperature of the human body by measuring the radiant brightness of the eardrum of the ear.
Advantage: Simply point the probe at the inner ear canal, press the measurement button, and the measurement data will be available in just a few seconds.
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(1) Range: The general range of thermometer is -20 -110, and the range of thermometer is 35-42.
2) Minimum scale value: The minimum scale value of the thermometer is 1, and the minimum scale value of the thermometer is.
3) Operation: The thermometer can not leave the measured object to read, and the thermometer can leave the human body to read. The thermometer should be thrown down a few times with your hand before use, while other ordinary thermometers should not be shaken before use.
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1) Range: small
2) On the minimum scale value: High
3) In terms of operation when measuring: first throw off the mercury and then measure
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(1) The thermometer is generally used to measure body temperature, so the range is within the range of human body temperature, from 33 to 42 degrees, while the ordinary thermometer has different ranges according to the different liquids inside, such as kerosene can reach 300 degrees.
2) On the minimum scale, the ordinary thermometer will have different minimum scales according to different ranges, the minimum scale is large, the minimum scale is small, the minimum scale is small, and the minimum scale of the thermometer is degrees.
3) When measuring, the thermometer has a very fine structure behind the mercury bubble (the mercury flows in the past and will not return, and the maximum body temperature can be determined), so it should be shaken a few times before use, and the mercury should be thrown into the mercury bubble to be used again. Ordinary thermometers do not have this structure, so they can be used directly.
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A thermometer is a tool used to measure the temperature of the human body and is the most common thermometer. It is one of the most useful medical tools and an indispensable instrument in family life by measuring the temperature of the human body and reading out the value. What are the structural characteristics of a thermometer?
How much do you know about common mercury thermometers?
A common thermometer in the home is a mercury thermometer, which works using the principle of heat expansion and contraction. The structural characteristics of mercury thermometers are mainly manifested in five aspects:
1. It can be detached from the reading of the measured object.
2. It contains a lot of mercury.
3. There is a neck.
4. The graduation value is.
5. The inner pipe is thin and long.
6. Fragile items.
According to metrology experts, the most common thermometer is a glass thermometer, which keeps the mercury column that rises with body temperature in its original position, making it easy for users to observe at any time. Because the structure of the glass is relatively dense and the performance of mercury is very stable, the glass thermometer has the characteristics of accurate indication and high stability, as well as the advantages of low cost and no external power supply, which is deeply trusted by people, especially medical workers. However, the defects of the glass thermometer are also obvious, easy to break, and there is the possibility of mercury pollution; The measurement time is relatively long, and it is inconvenient to use for patients with acute and serious diseases, the elderly, infants, etc., and the reading is more troublesome.
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The thermometer is the abbreviation of the human body thermometer, which is a tool for measuring the body temperature of people and animals. Its characteristics are: 1. It is easy to use and cheap, so it is widely used.
2. The accuracy is relatively high, and the normal fluctuation range of body temperature of normal people is: oral temperature 36-37, rectal temperature, armpit temperature, and the temperature difference measured by the thermometer does not exceed the degree, which is more accurate. 3. The temperature measurement method and its structure are mature.
4. Timely and long-term measurement of body temperature.
How to use the electronic thermometer.
The electronic thermometer can measure the ear temperature and the forehead temperature, and the ear temperature and forehead temperature measurement can be switched automatically by removing or closing the head cover. >>>More
Electronic thermometers use the physical parameters of certain substances, such as resistance, voltage, current, etc., to display the body temperature in the form of numbers. >>>More
Reasons to use mercury as a thermometer:
Mercury has high cohesion and does not infiltrate glass. >>>More
There are several kinds of thermometers, mercury thermometers and electronic thermometers are used to measure the temperature close to the armpits, and infrared thermometers are directly pressed to sense the temperature and display.
3 minutes on the oral and anal surfaces, and 5 minutes on the armpits.