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fixed pulley

美 [fɪkst ˈpʊli]英 [fɪkst ˈpʊli]

固定滑轮

fixed pulley

fixed pulley

双语例句

1

The fixed pulley is rotated by a cranking bar to wind the steel cable , a spare tire can be lifted , and the spare tire can be put down stably by rotating in reversal the cranking bar .

使用摇把转动定滑轮圈绕钢丝索，即可提升备胎，反转摇把即可平稳降下备胎。