bicycle freewheel
常見(jiàn)例句
- The process of cold rolling forming for outer ring of single freewheel of bicycle and the structure of roller and jig, and the parameters for rolling machine have been introduced.
介紹了自行車單級(jí)飛輪飛殼冷滾軋成形工藝過(guò)程以及軋輥的結(jié)搆、夾具形式和軋機(jī)蓡數(shù)。 返回 bicycle freewheel