所有的接头处都用密封剂和密封紧固件进行密封。
Sealing compounds and sealed fasteners are used on all joints to complete the fluid tight seal.
通过垫片工艺结构的调整，使其力学性能与紧固件的要求一致，使法兰接头符合操作时的密封性。
Through adjusting gasket structure, its mechanical performance is changed to consist with request of bolt, so that flange joints can meet the standard of sealing request.
所述部件还可包括连接所述内金属件与外金属件的密封件与至少一个紧固件中的至少一个。
The component may further include at least one of a seal and at least one fastener joining the inner metal piece and outer metal piece.
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