- 相关词组
- blood circulation血液循环;血循环;
- adjusting valve调节阀
- burn the midnight oil（学习或工作）开夜车;熬夜;
- coconut oiln.椰子油（可制肥皂，烛和食品等）;椰油;
- angle valve角阀;
- forced circulation强迫循环，压力环流;
- aortic valve主动脉瓣;
- bleeder valve[化] 泄放阀;
- air circulation空气环流[循环];
- boiled oil熟油;
- cooking oil食油;
- check valven.止回阀;
- bicuspid valve二尖瓣；二尖瓣，僧帽瓣
- blow off valve放散阀;
- admission valve进气阀，进浆阀;
- cod-liver oiln.鱼肝油，鳕鱼肝油;
- bean oiln.豆油;
- ball valve球阀，弹子阀;
- conical valve锥形阀;
- air valven.通气管之活瓣;气阀;风阀;
- 今日热词
- 热门搜索
- compose v.构成;使镇静;创作;撰写;
- ppm abbr.part per million 百万分之…;百万分之一;
- preparation n.准备（工作）;制剂;
- china n. 瓷器;瓷;瓷料;瓷制品
- brand n.[商]商标，牌子;烙印;〈比喻〉污名，耻辱;燃烧着的木头;vt.污辱;铭刻于;加商标于;打烙印于;
- shallow adj.浅的;肤浅的;（呼吸）浅的，弱的;
- tyre n.轮胎;
- devotion n.深爱;献身;虔诚;
- tent n.帐篷;帐篷状物;塞子;
- minimum adj.最小的;(数量)极少的;adv.最低;
- cartoon n.漫画，幽默画;动画片;草图;
- mar vt.毁坏，损坏;弄糟;糟蹋;玷污;
