The emergency vehicle is a special vehicle model developed by special-purpose vehicle manufacturers for rapid rescue and repair operations in the gas, water, heating, communications, and h…

With the modern people's demand for quality of life on the spiritual level has increased, spawned a great deal of tourism. People are no longer satisfied with the experience of exploring natural and cu…

Yan Guangqi, Yang Yongwei, Wang Li, Wan Peng, Pan Shiquan, Wang Linlin, Li Ke, high-defense frequency control device, the power saving rate can reach 25%~33%, and the new air compressor station should be operated according to the operating experience after frequency conversion transformat…

“The state must promote the upgrading of medium- and heavy-duty commercial vehicles through the terminal car subsidy policy, enhance the competitiveness of self-owned commercial vehicles, and further effectively control and reduce vehicle exhaust emissions.�

First, there is no good opportunity to seize the introduction of the provincial agricultural machinery regulations; second, there is a fear of difficulty and a wait-and-see attitude. The objective reason is that the Changtai County Traffic Police Brigade terminated the implementation o…

Misunderstanding 1: The engine oil is more than necessary

The oil in the crankcase cannot be added or added. Excessive oil can increase the rotation resistance of the crank linkage and increa…

Anhui is the largest nitric acid production base in China with an annual production capacity of more than 700,000 tons, accounting for 35% of the country's total production capacity. After heavy snowfall in the mid-November period, despite the relatively short-lived impact of Anhui Provinc…

The soil environment plays an important role in the growth of weeds. The soil moisture and the depth of seed burial are very important for the growth of crabgrass. However, the occurrence of each weed has its own optimum temperature, humidity and depth range. Therefore, to predict th…

China Drying Network News was announced by the US "Rubber & Plastics News" Weekly Organization's list of the world's top …

Metal tube float flowmeter is mainly used for small and medium caliber flow measurement, can measure liquid, gas, steam, etc., and is widely used.<…

Because people’s living conditions are good now, a large part of people live in the cities. However, although the living conditions in the city are good, there are als…