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- This paper introduced principle, process, characteristics and controlling deep slot of spiral groove movable ring of photoetching in the liquid hydrodynamic seal. 主要介紹了流體動(dòng)力密封螺旋槽動(dòng)環(huán)光刻工藝的特點(diǎn)、原理、工藝過(guò)程、工藝流程、槽深控制方法以及應用情況,提出了采用高能束流刻蝕螺旋槽動(dòng)環(huán)的新途徑。
- Application of Hydrodynamic Seal in Nationalization of the Inlet Internal Engagement Gear Pump 流體動(dòng)壓反輸型密封在進(jìn)口內嚙合齒輪泵國產(chǎn)化中的應用
- Cook the meat quickly at first to seal in the juices. 一開(kāi)始要大火燒肉，以便保存肉汁。
- The putty gives a good seal round the window. 窗戶(hù)四周泥的油灰密封效果很好。
- Our foil packets seal the flavour in. 我們用錫紙包裝以保持原味。
- This document carries the royal seal. 這份文件上蓋有王室印章。
- The seal on the bottle has perished. 瓶子的封記已經(jīng)腐爛。
- He impressed his seal on the wax. 他在火漆上蓋了他的私章。
- The deal needs the government's seal of approval. 這一交易需經(jīng)政府批準。
- Seal (up) the window to prevent draughts. 把窗戶(hù)封起來(lái)以防風(fēng)。
- A round seal affixed to a papal bull. 印璽一個(gè)圓形的教皇的正式宣布訓令或法令的封印
- She forgot to seal her letter before mailing it. 她忘記在寄信前將信封上。
- The experience set the seal on their friendship. 這一經(jīng)歷確定了他們的友誼。
- He affixed his seal to the document. 他在文件上蓋了印。
- Their handshake was a seal of friendship. 他們的握手是友誼的象徵。
- Do you know how much a seal coat is? 你知道海豹皮大衣多少錢(qián)一件?
- The envelope's seal was torn open. 信封封緘被撕開(kāi)了。
- Experimental study of crenellated radial labyrinth seal. 鋸齒形徑向迷宮密封的實(shí)驗研究
- The letter bears the seal of the king. 這封信有國王的封印。
- The seal on this bottle is broken. 這個(gè)瓶上的密封紙破開(kāi)了。
