Researchers at Chalmers University of Technology in Sweden have proposed that a new type of graphene could be used as a special effect material for the production of high-performance electrodes for sodium batteries.…
Characteristics of Thrust Cylindrical Roller Bearings Thrust cylindrical roller bearings are often combinedinto high stiffness bearing configurations and can withstand heavy and vibrationloads without difficulty. It can withstand large axial loads in…
Notice of price increase! The price of such a thing hit a 10-year high ! At a plastic raw material warehouse in Hangzhou, Zhejiang Province, trader Chai Tiesong is checking their inventory. He told reporters that the plastic raw materials they operat…
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