- 相关词组
- mitre valve锥形阀;菌形阀;碟形阀
- geared gate valve齿轮传动闸阀
- air valven.通气管之活瓣;气阀;风阀;
- mitral valve repair二尖瓣闭锁不全修补术;二尖瓣修补术
- ball valve球阀，弹子阀;
- in-line needle valve管道针状阀
- blow off valve放散阀;
- aortic valve主动脉瓣;
- pressure valve施压阀;
- mitral valve prolapse syndrome二尖瓣脱垂综合征
- inflating valve气门嘴
- gate turn valve旋转炉门
- genital valve生殖瓣
- mixer valve混频管
- mixture control valve混合气调节阀
- adjusting valve调节阀
- inflation valve充气阀
- mitral valve replacement二尖瓣置换术
- mixer selector valve混风阀
- mitral valve orifice area二尖瓣口面积
- 今日热词
- 热门搜索
- wallflower n.桂竹香;墙花（在社交场合因害羞而没有舞伴或不与人交谈的人）;
- ivory n.象牙;象牙制品;象牙色;象牙质;;(某些其他动物的)长牙adj.象牙制的;乳白色的
- intelligence n.聪颖;智力;(尤指关于敌对国家的)情报;智慧;情报人员;才智
- registration fee n.注册费;
- take easy 放轻松;
- garment n.衣服;服装;
- miss you much 想念你；想念您；挂念你
- puppy love n.青少年的初恋;少年不成熟的恋爱;少男少女短暂的爱情，早年初恋;早恋;
- sacrifice n.牺牲;舍弃;祭品;v.牺牲;舍弃;献祭;
- boos v.v. (对…)发嘘声，喝倒彩; boo的第三人称单数
- thunderstorm n.雷电交加的暴风雨;大雷雨;雷雨;雷暴;雷雨交加
- final draft 最后草案;最终的草稿
