How good would it be if something was invented? Who invented what, how invented

Invent machines that are obedient to each other.

Are you talking about the students' small inventions and small productions?

I can't even understand the question I see? ......

1. Edison invented the electric light. On October 21, 1879, the electric lamp was successfully developed, for which he tried nearly 1,600 kinds of materials for testing, and after 45 hours of continuous use, the filament of the electric lamp was burned out, which was the first electric lamp with extensive practical value.

2. Cai Lun invented papermaking. In 105 years, on the basis of summarizing the experience of his predecessors in manufacturing silk weaving crystals, Cai Lun invented the use of bark, broken fishing nets, rags, hemp and other raw materials in Luoyang to make plant fiber paper suitable for writing, making paper a commonly used writing material.

3. Bi Sheng invented printing. He invented the use of clay to engrave characters in the reign of Emperor Renzong, one seal per word, and after being fired by fire, it became a movable type.

4. Bell invented **. Bell's invention fundamentally changed the way humans communicated.

5. The Wright brothers invented the airplane. In 1899 they began to study the problem of flight, and after more than four years of hard work, succeeded in 1903.

1. Bi Sheng - movable type printing.

Bi Sheng (c. 971-1051) was a member of Zhihe Township, Qishui County, Qizhou, Hubei Province (present-day Huanggang City, Hubei.

Wuguidun Village, Caopandi Town, Yingshan County), Northern Song Dynasty.

Commoner. The great inventor of ancient China. His invention of movable type printing was more than 400 years earlier than the invention of movable metal type printing by the German Gutenberg.

2. Cai Lun - papermaking.

Cai Lun's papermaking technique is listed as one of the "Four Great Inventions" of ancient China, which has made outstanding contributions to the spread of human culture and the progress of world civilization, and has been highly respected by people for thousands of years. It is regarded as the originator of papermaking and the "paper god" by paper workers.

3, Zhang Heng. —armillary sphere, geokinetic sphere.

Zhang Heng has made outstanding contributions to the development of Chinese astronomy, mechanical technology, and the development of the first blockade, and invented the armillary sphere and the geodynamic sphere, and is one of the representatives of the armillary theory in the middle of the Eastern Han Dynasty. Known as the "Mu Sheng" (Ke Sheng) by later generations, because of his outstanding contributions, the United Nations Astronomical Organization named a crater on the far side of the moon "Zhang Heng Crater", the solar system.

The asteroid 1802 in China was named "Zhang Hengxing".

4. Edison - more than 1,000 invention patents such as electric lights, movies, telegraphs, phonographs, photocopiers, etc.

Thomas Alvar Edison.

Thomas Alva Edison (February 11, 1847 – October 18, 1931) was born in Milan, Ohio, USA, and died in West Orange, New Jersey, USA. Inventor, entrepreneur.

5. Nobel - explosives.

Alfred Bernhard Nobel.

Swedish chemist, engineer, inventor, manufacturer of military equipment and inventor of explosives, born in Stockholm on October 21, 1833, died on December 10, 1896.

In his lifetime, Nobel had 355 patented inventions and opened about 100 companies and factories in 20 countries including Europe and the United States.

Lead argument pen with eraser tip: consists of an eraser and a pencil.

Fan with timer: Consists of a timer and a fan.

Refrigerator with temperature display: It consists of a refrigerator and a temperature display.

Invention: Invention is the process and result of applying the laws of nature to solve unique problems in the field of technology and proposing innovative solutions and measures.

In order to meet the needs of people's daily life, the invention provides an unprecedented model of artificial natural objects, provides new processes and methods of processing and production, as well as machinery and equipment, instrumentation and equipment, and various consumer goods, and the innovation and transformation of manufacturing processes, production processes and detection and control methods are lacking.