China Drying Network News Ministry of Commerce issued an announcement on the 27th, initially ruling that the monobutyl ether imported from ethy…
The typhoon has a great impact on the safe driving of the expressway, and it is necessary to master certain driving knowledge. To this end, the patrol patrol advises the officers and passengers traveling in the typhoon weather as follows:
1, before …
Introduction Ordinary electric valve is a kind of universal execution unit, it has an irreplaceable role as an important actuator widely used in the field of industrial process control. Valve electric device is a motor-driven, driven mechanical deceleration device will power transmission to the…
Distinguish the sewage suction truck mainly depends on its tonnage, it is a variety of tonnage, 4 is a relatively small tonnage of the sewage suction vehicle, can often be se…
The process of a dyno test on a Liebherr engine
On January 30, 2018, the China Environmental Protection Industry Association organized and organized an environmental protection technology achievement appraisal meeting on the “nanoplate ceramic membrane wastewater treatment technology and integrated equipme…
In April 2015, the General Office of the CPC Central Committee and the General Office of the State Council issued the "Opinions on Strengthening the Construction of Public Security Prevention and Control System" and issued a notice requesting all regions and departments to implement…
The normal filtration process of the diaphragm filter press is the conventional feed pressure (0.6-0.8Mpa), and the conventional slurry pump (about 60 meters head) is formed into the filter cake and then the diaphragm is pressed by the tympanic membrane. The tymp…
(1) Air strike spinner fine crusher. The air strike rotary crusher produced by Xuzhou Wanhe Machinery Manufacturing Co., Ltd. (hereinafter referred to as Wanhe Machinery) can replace the traditional medium and fine …
The outer shell of the earth is made up of rocks, which are made up of minerals. Minerals are natural compounds or natural elements in the earth's crust that have a fixed chemical composition and physical properties.
Minerals that can be used by humans are called useful minerals. Minera…