- 相关词组
- check valven.止回阀;
- bleeder valve[化] 泄放阀;
- blow off valve放散阀;
- split piston valve两台肩阀
- alternate key备用[辅助]关键字;
- speed control valve速度控制阀;调速阀
- spill valve溢出阀
- speed regulation electro-pneumatic valve调速电气阀
- BUTTERFLY VALVE蝶形阀;蝶阀;
- angle valve角阀;
- speed regulating valve调速阀
- duplicate key 重复键；重复键值
- altitude valve水位控制阀，高度节流阀
- speaking key电报交谈电键,电话应答电键
- spillover valve溢流阀
- split valve guide剖分式阀导管
- spill valve type fuel injection pump溢流阀式喷油泵
- bicuspid valve二尖瓣；二尖瓣，僧帽瓣
- speed-regulating valve调速阀
- spill-off valve分路式流量阀
- 今日热词
- 热门搜索
- digestion n.消化，领悟;消化能力;细菌分解;（精神上的）同化吸收，融会贯通;
- widow n.寡妇，遗孀;v.使丧偶;
- reliable adj. 可靠的;可信赖的;真实可信的;n. 可靠的人;
- grandma n.奶奶，外婆;
- heat v.把…加热;n.热;高温天气;温度;热源;强烈的感情;压力;预赛;
- hair n.头发，毛发;（动、植物的）毛;一丝丝，些微;毛发织物;
- 生命树 Tree of Life;arbor vitae;Born to be alive
- family name n.姓;
- latter pron.（两者之间的）后者;adj.后者的;后半期的;
- swell v.膨胀，肿胀;增加，增强;充满（激情）;n.浪潮，浪涌;增加，增强;
- neither nor 既不…也不…;均不;两者都不
- but conj.但是;而是;除了;只因为;prep.除…以外;
