contraction frequency

意思翻译 收缩频率 相似词语短语 contraction───n.收缩，紧缩；缩写式；害病 frequency───n.频率；频繁 uterine contraction───子宫收缩，宫缩 contraction words───缩略语 contraction definition───收缩定义 eccentric contraction───离心收缩 contraction meaning───收缩意义 frequency generator───[计]频率发生器...