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Anonymous users2024-02-07This should be seen from the purpose of building the Great Wall, the Great Wall is to resist the invasion of the Huns, of course, it is necessary to be able to see far, help to sentry, help to defend between the mountains and mountains, and make it difficult for the Huns to attack!
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Anonymous users2024-02-06The Great Wall is mainly to defend against the invasion of the northern ethnic minorities, the main defense area needs to build a fortress or pass in the city, with an urn city, in order to defend the frontal attack, such as Jiayu Pass, Shanhaiguan, Juyong Pass, Dajing Gate, etc., mostly built in the easy to defend and difficult to attack place, the construction is a solid brick, stone mixed with rice soup and other bonding.
The secondary defense area is built on the mountain for the convenience of construction, and according to the undulating mountains, there is no need to build how high, and many of them are just symbolic walls, and the degree is made of large stones chiseled and built.
Many passes were only stationed in the army at first, and later they could be tuntian and **, and many directly became small cities.
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Anonymous users2024-02-05The role of the Great Wall is not to prevent enemy troops from climbing the city wall to enter the pass, but to use the ability to transmit information such as beacon fire after the Great Wall discovers the enemy army, and to transmit the situation of the enemy attack to the rear.
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Anonymous users2024-02-04I felt that the Great Wall was built in order to be able to transmit information more quickly when the enemy attacked.
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Anonymous users2024-02-03Of course, it is not a superfluous move, and the construction of the Great Wall has a great effect.
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Anonymous users2024-02-02The Great Wall built in the middle of the mountains is the existing Great Wall of the People.
It took 200 years to build using a large number of civil servants.
China's first completion of the unification of the south with the north was completed by Zhu Yuanzhang, Taizu of the Ming Dynasty. Zhu Yuanzhang started between the Jianghuai and Huai, and did not rush north to point the spearhead of the struggle at the Yuan Dynasty, but first eliminated several rebel armies that coexisted with it, and then divided the northern expedition and marched into the Yuan capital, and soon overthrew the already decaying Meng Yuan rule. The Ming Dynasty was established after the overthrow of the Mongol and Yuan Empires, which determined the relationship of mutual hostility.
As the predecessors pointed out: "The Yuan people returned to the north and repeatedly sought to recover." 1 [a1] In order to prevent the resurgence of the Northern Yuan Dynasty, the Great Wall was built on a large scale more than 50 times before and after the Ming Dynasty, with deep walls and deep moats, fortifications and passes, which lasted more than 200 years and countless servants, making the Great Wall defense system more and more perfect
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Anonymous users2024-02-01The wisdom of the people is great, and the pyramids of Egypt were not also built.
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Anonymous users2024-01-31The Great Wall is a fortification, and the more dangerous the terrain, the more conducive it is to defend against the enemy, and the less likely it is to be breached.
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Anonymous users2024-01-30At the moment scientists are also confused.
The first "Skin" also gives people a little spiritual strength; The second article "Mother's House" is hypocritical, and the mother image praised by the author seems to me to be ignorant and stubborn to die to save face and suffer crimes; Then I stopped looking down. As for the writing, it is not foreign to say that it is not dirty, and I feel that there is a student's writing atmosphere. There are Han Han and Andy Lau as the preface, I don't understand. >>>More
It's so bad that it's like a snail internet speed. I was fooled!! 1
It can be said that 99% of the so-called ancestors in the order of the genealogy were pieced together by the genealogists of the Ming and Qing dynasties for profit. In order to truly clarify the ancestors, we must use genetic genealogy, also known as genetic genealogy, genetic genealogy, which is to study the reliability of genealogy, genealogy and genealogy through genetics, and through the analysis of human DNA sequences, Y chromosomes, and mitochondrial DNA, to infer the DNA type of ancestors, establish the relationship between individuals and the genetic distance between different families, which can be used to trace the paternal and maternal ancestors, ethnic origins, migration routes and ages.
This problem can't be solved, it's the company's problem, many people report the Great Wall broadband garbage, I'm also a victim, yesterday I was in a hurry to use the computer, called 44 customer service**, 43 times was on the phone, no one answered, and there was only one customer service** paid a year's fee I want to consult the problem of retreating, **I can't call at all, I should have 10 calls today, or on the call, if you don't have broadband installed, it is recommended that you choose something else, even if the usage fee is a little higher, but with peace of mind, if you play games, don't use this I'm playing a Zhuxian 2 I can't upgrade now I worked hard to do the task and upgraded some experience One dropped the line and will log in again I found that I had been killed by the monster The experience lost more than the experience gained by doing the task! I just want to use garbage to describe it, I am thinking about the fee and I am too lazy to deal with this company, I directly cut the wire by the roots, and use something else so as not to waste time! I'm from Zhengzhou, I don't know where you are, now your problem with surfing the Internet is still in the Internet café, and the Internet at home is not available!
First of all, Qin Shi Huang's construction of the Great Wall is inseparable from the historical background at that time, the construction of the Great Wall is to defend against foreign enemies, and the Great Wall played a huge role in the stability of the southern region at that time From the military aspect, the political aspect is a huge contribution, and it is an important page in the history of China for 5,000 years Of course, from the time of labor and money, there is a deficiency However, at that time, the historical background was better than not repaired