The 21st century is a new era…
Jiashan, as one of the concentrated production areas of the Zhejiang oil-free bearing industry, has witnessed rapid development in …
Evaporator frost thickening repair method from the working principle of constant temperature and humidity box, any type of refrigeration system may have frost phenomenon. The main factor is the humidity of the air in the constant temperature and humidity box and the moisture content of the…
According to the relevant provisions of the "Road Traffic Safety Law" and the "Regulations for the Implementation of the Road Traffic Safety Law," motor veh…
We can feel that the season of natural saunas is ready to enter, and if air conditioners are used improperly on the way to a tank car, it will cause people to suffer a lot in s…
There is a magical thing in the human body called the "biological clock." It also affects the safety of driving. Do you know?
During the day, the driver will experience three dangerous times and need to be extra vigilant: From 11pm to 4am, it is usually sleep time. At t…