Balanced bellows seals may be required instead of conventional type due to process fluid considerations. Pilot operated valves are acceptable in place of bellows type for clean services.
英
美
释义
出于对工艺介质的考虑,平衡波纹管密封可能要求替代常规类型。对于洁净用途,允许用辅助操作阀替代波纹管类型。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2025 海词词典(Dict.cn)
立即下载