- 相关词组
- pump relief valve泵安全阀;泵保险阀;泵排泄阀
- pump valve seat泵阀座
- hard sifter injector多孔材料喷注器
- pump valve泵阀
- pyloric valve幽门瓣
- valve test电子管试验;瓣膜试验
- pump inlet check valve泵进口止回阀
- modular construction valve积木式阀
- hard drug<口>（会在生理和心理上）致瘾的麻醉品;毒品;
- hard evidence[法] 铁证;
- special spring safety valve特种弹簧安全阀
- pump outlet valve泵排出阀
- pump valve pressing spring泵阀压紧簧
- stack valve双动滑阀
- scale valve计量阀
- pump discharge control valve泵出口控制阀
- puppet valve随转阀;提升阀
- air cooled valve气冷阀;
- breathing valve呼吸瓣;
- valve seating阀座，气门座;
- 今日热词
- 热门搜索
- except prep.除了…之外;conj. 除了;
- big ass 大屁股
- teapot n.茶壶;
- do you love me n.你爱我吗（歌曲名）;
- cough v.咳（嗽）;突然发出刺激的声音;n.咳嗽（病）;
- conclusion n.结论;结束;末尾;结局;签订;
- WI abbr.妇女协会;西印度群岛;Wisconsin 美国威斯康星州邮递区号;
- squirrel n.松鼠;
- remote control 遥控器；遥控;
- also known as 亦称为；别名
- pair n.一双;分两个相连接部分的物体;一对（两个…）;一起拉车的两匹马;v.使配对;交配;
- yoghurt n.酸奶;酸乳酪;
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