在制造期间 meaning in English
during fabrication
Examples
- Chem - pure npp and npvdf valves are not usually specified with epdm diaphragms . however , they can be field fabricated by purchasing an epdm diaphragm for replacement in a ptfe trimmed valve
在制造期间，阀体上的法兰的隔膜密封表面可以进行特别的预制，以强化聚四氟乙烯隔膜的密封性能。对于配置橡胶隔膜的阀体并进行这道最后的工序。因此，聚四氟乙烯隔膜无法替换配置三元乙丙橡胶阀内件的阀门。