During 18th,May 2019 to 20th,May 2019. The 77th (Spring ,2019) China Motorcycle Parts Fair will be held in our city--Qingdao. Welcome all of our customers to our company---Qingdao Maggie Jin Industry Co.,Ltd
Gear wear refers to the process of friction and consumption of gear surface materials in the meshing process of gearbox. According to the damage mechanism of wear, it can be divided into adhesion wear, abrasive wear, surface fatigue wear,
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