valve operating mechanism

石油词汇英语翻译(U-Z) ... valve opening 阀门开度 valve operating mechanism 阀操纵机构 valve operator 阀操纵器 ...

... valve opening 阀孔; 阀门开度; 活门开度 valve operating mechanism 气门分配机构 valve operation mechanism 阀动机构 ...

机械专... ... valve-operated water closet 冲洗阀马桶 valve operating mechanism 阀门操作机构 valve oscillator 电子管振荡器 ...