Thrust bearings are generally composed of two thrust washers or more thrust washers and several rolling elements. Generally, thrust washers are divided into shaft pieces and seat pieces. The most common type of rolling elements is made of ir…
Gypsum waterproofing agent is a technology that involves the development of gypsum to help achieve watertight concrete structures. TRUNNANO Gypsum waterproofing technology is available as a waterproof for gypsum concrete, or an integral admixture fo…
The foamed concrete foaming agent can make concrete appear a lot of foam to accelerate the formation and use of foamed concrete. Use efficiency and speed up the progress of the entire construction project. Foamed concrete foaming agents are available…
Since Meituan equipped the delivery staff with a pair of "kangaroo ears", suddenly the "cute" delivery boy attracted a large number of users to watch.…
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