New carbide ceramics for supersonic air travel

The newly developed carbide coating material gives the coating a strong and oxidation-resistant structure that resists the problems of ablation and oxidation in high temperature environments. We call the Mach number less than 1 for the subsonic speed, the Mach number greater than 1.2 for the supers ......Reading more

What are the factors affecting the price of smart door …

Smart door locks bring great convenience to our lives. With the advancement of smart technology, the functions of smart door locks are becoming more and more perfect. There are many brands, and the price of smart door locks is also uneven, ranging from a few hundred yuan to several thousand yuan. ......Reading more

Must know! Family must-have 4 kinds of fire fighting eq…

News Related Keywords: No tags. In recent years, there have been more and more high-rise buildings in Hangzhou. Once a fire breaks out, the fire spreads quickly, evacuation is difficult, and it is difficult to save. Coupled with the complexity of high-rise buildings and intensive personnel, it is ......Reading more

Let's take care of this "time bomb" in sh…

The high temperature days are coming again. Every day I come home from work to take a shower and lie comfortably on the mat. The day's fatigue is only relieved. However, it is not everyone who can enjoy this pleasure smoothly. He can be injured when taking a bath at home. It is also extremely ......Reading more

Bedroom Bay window design solution bedroom Bay window d…

In the whole house, the bedroom can be said to be one of the most important places in the home, because it is a place for the rest of the home, and it is also a space with great privacy, so it should not only be warm and comfortable in design. Also safe and beautiful. If there is a bay window in t ......Reading more

Analysis of Factors Affecting Installation Quality of I…

Analysis of Factors Affecting the Installation Quality of Interference and High-locking Bolts by Zhang Yanzhao, Zhang Yanzhao, Cao Zeng, Qiu Jianping, Zheng Pengyu (School of Mechanical and Electrical Engineering, Northwestern Polytechnical University, Xi'an 710072, China). Stress wave mounting ......Reading more