hermetic sealing 气密封接
Low-pressure hermetic sealing 低压气密封
hermetic sealing connection 密封接头
hermetic sealing technique 密封技术
hermetic sealing services 密封服务
Low-pressuer hermetic sealing 体压气密封
Strengthens Engine Hermetic Sealing 增强发动机密封性
Two Part Hermetic Sealing Compound 两部分密封复合物
A new type of high pressure hermetic sealing structure suitable for the situation of non-easydisassembling to change seals is instucted.
介绍了一种适用于不易拆装更换密封的场合下的新型高压密封结构。
Hermetic sealing is reliable, the filling changes but is in progress under not stop calculation situation, the convenient rapid block of wood affects systematic operation.
密封可靠，针阀填料更换可在不停机情况下进行，角阀方便快捷不影响系统运行。
The ceramic seals further realize hermetic sealing with a ceramic cap of posterior part.
陶瓷塞与后部的陶瓷帽实现进一步的气密封接。
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