- 相关词组
- mitral valve repair二尖瓣闭锁不全修补术;二尖瓣修补术
- mixer valve混频管
- mixing cock混合旋塞
- ball valve球阀，弹子阀;
- mitral valve prolapse syndrome二尖瓣脱垂综合征
- adjusting valve调节阀
- mixer selector valve混风阀
- mitral valve replacement二尖瓣置换术
- air cock气阀;气栓;排气旋塞;放气活塞;
- angle valve角阀;
- air valven.通气管之活瓣;气阀;风阀;
- bleeder valve[化] 泄放阀;
- mixture control valve混合气调节阀
- bicuspid valve二尖瓣；二尖瓣，僧帽瓣
- admission valve进气阀，进浆阀;
- mitre valve锥形阀;菌形阀;碟形阀
- ball cock球阀；浮球阀；球旋塞
- mitral valve orifice area二尖瓣口面积
- aortic valve主动脉瓣;
- blow off valve放散阀;
- 今日热词
- 热门搜索
- ought modal. 应当;应该;预料会做;
- oilfield n.油田;
- offense n.进攻;（球队的）前锋;进攻方法;攻势;冒犯；犯罪;
- ability n.能力，资格;能耐，才能;
- boating n.划船;乘船（游玩）;v.划船(boat的现在分词形式);
- range rover 路虎揽胜;大型越野车
- see vt.& vi.看见;看;见到;看出;看得见;有视力;观看(比赛、电视节目、演出等)n.主教(或大主教)教区;主教(或大主教)权限;牧座
- web n.蜘蛛网，网状物;[机]万维网;织物;圈套;
- import v.进口;导入;n.进口;引进;重要性;意思;
- depth n.深（度）;（感情）深厚;严重性;深奥;深渊;（知识）渊博;(照片、画作等的)景深;…最严重的时候;
- bit n.一点，一块;少量，少许;一会儿，一转眼;[计] 比特（二进位制信息单位）;v.咬，叮( bite的过去式);刺痛;咬饵;有咬（或叮）的习性;
- bat n.球棒，球拍;蝙蝠;v.用球棒击球;轮到击球;
