“switchblade knife”的概念、定义、翻译、参考文献-科学参考

单词	switchblade knife
释义	switchblade knife [`swich´blād `nīf] ^{DESIGN ENGINEERING} A knife in which the blade is spring-loaded and swings open when released by a pushbutton.
随便看	ratchet jack ratchet tool rat distillate rate rate action Rateau formula rate climb rate constant rate control rated capacity rated engine speed rate descent rate-determining step rated flow rated horsepower rated load rated relieving capacity rated speed rate effect rate feedback rate-grown transistor rate gyroscope rate integrating gyroscope rate meter rate multiplier

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