1. The insulation performance of the cable accessories should not be lower than that of the cable body. The dielectric loss of the insulating materials used should be low. In the structure, the sudden change of the electric field …
Bridges have received much attention because of their high cost, long service life and the safety of people. In order to avoid catastrophic accidents caused by difficulty in detecting structural and system damage, bridge structure health monitoring is particularly …
Recently, I often have friends and relatives who asked me to recommend laptops. The budget is basically a "performance book" (between 4999 and 5999) that is stuck at the level of 5,000 yuan. Unless this is a second-hand price, it is impossible for a workst…
[PConline] The Spring Festival is a very important holiday for the Chinese people. Festivities and reunions are elements of the Spring Festival. With the improvement of people’s living standards, some people will use the New Year holiday to go out and relax, …
Tencent Digital (Compilation: Guti) Chess should be regarded as a relative niche game in China. Therefore, for domestic chess enthusiasts, it is not a …
Proximity Switch, also known as Proximity Switch, can detect the presence or absence of an object so that the controller can know the presence or absence of the current mechanism, or it can also be designed to count sensing and ca…