但是，如果设备口、加强垫及主梁相互防碍，在事先得到买方批准后可变更其尺寸。
However, if nozzles, reinforcement pads, and main seams should interfere with each other, these dimensions may be changed upon Purchaser's approval.
纵向及环形焊缝应尽可能不防碍设备口、加强板、支承垫等。
Longitudinal and circumferential welded seams shall not interfere with nozzle openings, reinforcement plates and saddle pads, as far as possible.
清洗进样口，如有必要，更换密封垫，衬管，隔垫。
Clean the injector port, replace critical injection port seals, replace injection port liners, and change septa as needed.
目的：通过对全口金属垫修复牙列严重磨损和缺失的病例进行回顾性总结。
Objective to make retrospective summary of the use of complete metal occlusal pad to restore severe attrition or deletion of dentition.
结论：制作全口金属牙合垫修复牙列磨损及缺失，虽然难度系数较大，但目前仍不失为一种良好的齿科临床修复方法。
Conclusion Fabricating complete metal occlusal pad, though the difficulty coefficient is big, is still a good dental clinical restoration method at present.
结论：制作全口金属牙合垫修复牙列磨损及缺失，虽然难度系数较大，但目前仍不失为一种良好的齿科临床修复方法。
Conclusion Fabricating complete metal occlusal pad, though the difficulty coefficient is big, is still a good dental clinical restoration method at present.
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