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- The watertight seal of Changzhuang reservoir spillway tunnel is irregular and ageing, having caused severe leakage. 常庄水库泄洪洞伸缩缝极不规则且止水均已老化,渗漏严重。
- The vital procedure for prevention of CSF leakage is watertight seal of dura mater, reconstruction of bone defect and obliteration of dead space after craniofacial surgery. 术中严密修补硬脑膜和重建颅底缺损,消灭死腔是预防术后脑脊液漏的关键。
- Designer and manufacturer of watertight seals cut from all types of supple materials. Machined,... 分类标题：橡胶纸和橡胶板|机床用风箱...
- More complicated designs have been used in the past but have not had the structural integrity nor the watertight sealing capabilities of the Red Valve Hawse pipe valve. 以前所采用的设备则复杂得多，但是反而缺乏结构的整体性，也无法实现象美国红阀公司锚链管道阀门一样的不透水的紧密密封。
- New technology on watertight seal and frost prevention application in Lotus dam 面板堆石坝水位变化区止水防冻新工艺在莲花大坝上的应用
- Cook the meat quickly at first to seal in the juices. 一开始要大火烧肉，以便保存肉汁。
- The putty gives a good seal round the window. 窗户四周泥的油灰密封效果很好。
- Our foil packets seal the flavour in. 我们用锡纸包装以保持原味。
- Is this roof completely watertight? 这屋顶一点也不漏吗？
- This document carries the royal seal. 这份文件上盖有王室印章。
- The seal on the bottle has perished. 瓶子的封记已经腐烂。
- Discussion on the Technological Transformation of Watertight Seal of the Discus Type Butterfly's Valve 浅谈铁饼型蝴蝶阀止水密封技术改造
- I'll have watertight windows fixed. 我要装上不漏水的窗。
- He impressed his seal on the wax. 他在火漆上盖了他的私章。
- The deal needs the government's seal of approval. 这一交易需经政府批准。
- Seal (up) the window to prevent draughts. 把窗户封起来以防风。
- Watertight seal design for expansion joint of flume of Dongshen water supply modification works and construction 东深供水改造工程渡槽伸缩缝止水设计与施工
- A round seal affixed to a papal bull. 印玺一个圆形的教皇的正式宣布训令或法令的封印
- She forgot to seal her letter before mailing it. 她忘记在寄信前将信封上。
- As soon as the alarm went, the crew raced round shutting the watertight doors. 警报一响，船员们跑来跑去把船上的密封门关紧。
