pressure difference bypass valve
...压差旁通阀,平衡管, [gap=911]condary pump chilled water system,pressure difference control,energy efficiency,pressure difference bypass valve,balance pipe, ..
基于1个网页-相关网页
pressure difference bypass valve
压差旁通阀
以上为机器翻译结果，长、整句建议使用 人工翻译 。