密封的例句（密封在句子中的用法）

• I've bought a seal to put around the edge of the bath. 我买了一种密封胶涂在浴缸边缘上。
• leaky joint 密封不严的接缝
• The hermetic seal on the packet means that the food lasts longer. 封袋上的密封印表明食物能保存更长的时间。
• a hermetic closure 密封盖
• Improved injector nozzles seal off better to keep the process leak - free and the molding operation dry. 改进了的注射喷头密封更好从而杜绝了泄露的问题保持注射过程的干燥整洁.
• We seal up the windows when winter comes. 冬天来临时,我们密封窗户.
• A load lock system minimizes this problem. 使用装卸密封系统能把这个问题减小到最小限度.
• Gaskets and O rings are made of elastomers. 密封垫和O型环是由人造橡胶制成的.
• All junctions of floor, wall and ceilings shall be sealed and preferably coved. 地面 、 墙壁和天花板的接缝必须密封,最好做成圆角.
• Keep container closed and drum bungs in place. 保持容器密封,并塞紧塞子.
• Some pistons have seating rings of metal or leather. 有些活塞上有金属或皮革的密封环.
• Requirements: Valve must be tight against reverse flow under all pressure differentials. 要求: 在所有压差下,阀门对于回流的密封必须紧密.
• They first implanted capsules into the animals' brains. 他们首先将密封管植入动物的大脑。
• Certain types of foods are also dispensed in pressurized canisters. 某些种类的食物也可以装入密封的金属罐里。
• Supplementary oxygen is rarely needed in pressurized aircraft. 密封的飞机内很少需要补充氧气。
• The bag is resealed with a simple twist of the valve. 只需拧一下阀门，气囊就能重新密封。
• The floor is sealed to prevent water penetration. 地板加了密封涂料防止渗水。
• Seal tightly then leave for four to five days to macerate. 密封之后再浸泡4至5天。
• Now generally used PTEE, EPDM and other material for the valve seat, so bubbles leakproofness good. 现一般均使用PTEE 、 EPDM等材料,为阀座, 因此,气泡密封性佳.
• The leak detection pump ( LDP ) is used only with certain emission packages. 渗漏检测泵 ( ldp ) 仅用于一定的废气密封装置.