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- The computation of the rotordynamic coefficients of a multi-stepped annular seal is presented based on the Hirs’ turbulence lubrication theory and the perturbation principle. 基于Hirs紊流润滑模型及摄动方法给出了水轮机多台阶口环水封转子动力特性的计算方法；
- A combined analytical and computional method based on Hirs'turbulent lubrication equations was presented to calculate the pressure field and dynamic coefficients for partial tapered short annular seals. 根据Hirs湍流润滑理论提出了一种计算部分锥度环状间隙短密封压力场及动力特性系数的方法。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- 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。
- Progress of investigation on turbopump annular seal fluid-induced vibration based on CFD 基于CFD的涡轮泵转子密封流体激振研究进展
- 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。
- 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。
- 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。
- 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
- It was reported that there would be an annular eclipse tomorrow. 据报道说，明天有日环食。
- She forgot to seal her letter before mailing it. 她忘记在寄信前将信封上。
- The experience set the seal on their friendship. 这一经历确定了他们的友谊。
- He affixed his seal to the document. 他在文件上盖了印。
- Their handshake was a seal of friendship. 他们的握手是友谊的象徵。
- Do you know how much a seal coat is? 你知道海豹皮大衣多少钱一件?
- The envelope's seal was torn open. 信封封缄被撕开了。
