“ratchet tool”的概念、定义、翻译、参考文献-科学参考

单词	ratchet tool
释义	ratchet tool [`rach·ǝt ´tül] ^{DESIGN ENGINEERING} A tool in which torque or force is applied in one direction only by means of a ratchet.
随便看	lower pitch limit lower plate lower punch lower rib height lower semicontinuous function lower sideband lower-sideband upconverter Lower Silurian Lower Sonoran life zone lower transit Lower Triassic lower yield point lowest required radiating power lowest safe waterline lowest useful high frequency low-expansion alloy low explosive low-freezing dynamite low-frequency low-frequency acquisition and ranging low-frequency antenna low-frequency compensation low-frequency current low-frequency cutoff low-frequency cycle

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