R 开头单词

ratchets n.棘轮；棘齿v.（使）渐进=rachet.

ratcheting n.棘轮效应动词ratchet的现在分词.

ratcheted n.棘轮；棘齿v.（使）渐进=rachet.

ratchetdriver n.棘轮传动装置

ratchet-wheel gear [能源科学技术]棘轮装置

ratchet-wheel n.棘轮

ratchet-mouth n.喋喋不休的人

ratchet-feed 棘轮进给

ratchet-effect theory [物理学]棘轮效应理论棘轮效应论

ratchet-driver n.棘轮传动装置

ratchet-and-pawl 棘轮和掣爪

ratchet wheel effect [经济学]棘轮效应

ratchet wheel n. [机] 棘轮

ratchet up 逐渐升高；略微调高

ratchet teeth [机械工程]棘轮齿

ratchet screwdriver 棘轮螺丝刀；[机] 棘轮旋凿

ratchet roller clutch [经济学]棘轮滚筒离合器

ratchet ring spanner [经济学]棘轮梅花扳手

ratchet purchase [交通运输工程]棘齿起重设备

ratchet effect theory [物理学]棘轮效应理论棘轮效应论