“piston head”的概念、定义、翻译、参考文献-科学参考

单词	piston head
释义	piston head [`pis·tǝn ´hed] ^{MECHANICAL ENGINEERING} That part of a piston above the top ring.
随便看	stepper motor stepping stepping motor stepping reflex stepping relay stepping switch step pulley step-recovery diode step response step rocket step-servo motor step soldering step strobe marker step tablet step test steptoe step trench step-up transformer step voltage regulator step wedge stepwise reaction sterad steradian steradiancy sterane

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