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ratch

n. （防倒转的）棘齿

n. (Ratch) （加、泰）拉奇（人名）

1、棘轮

... ratainedprofit留存利润 ratch棘轮 ratchetbox棘轮箱 ...

2、棘齿

...ratcatcher 捕鼠者ratch 棘齿ratchet wheel 棘轮 ...

3、罗拉中心距

... 罗沙绸 rasha 罗拉中心距 ratch 罗拉中心聚调整 ratch setting ...

ratch cam棘轮凸轮

secure ratch释义可靠锁止

ratch coupling爪形联轴节

front ratch前隔距

ratch relay棘轮式继电器

ratch shaft锯形齿轮轴

ratch setting罗拉中心聚调整

ratch wheel锯形齿轮

Driving ratch传动棘爪

n.mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction

同义词：ratchetrachet

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