loose pulley
常见例句
- The utility model aims to provide a girdle pulley board, the pulleys of which will not get loose when the pulley board is tightened.
目的在于提供一种滑轮不会因 用力拉紧滑轮板而松脱的腰带滑轮板。
ip.com - Coal mine equipment. troughed belt conveyors for loose bulk materials. pulley covers used underground and for above ground. specifications. characteristics. test methods. acceptance testing.
采煤设备。松散集料用传输槽带。地面上和地下滑轮盖。规范。特性。试验方法。验收试验。
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