| 释义 |
back pressure valve止回阀 ; 回压阀back pressure valve反压阀；止回阀back pressure valve止回阀；反压阀back pressure valve止回阀；止逆阀back pressure valve背压阀；止回阀back pressure valve反压阀back pressure valve背压阀双向☞ non-return valve-- check valve--back pressure valveback pressure valve止回閥；反壓閥電機工程back pressure valve{=non-return valve}背壓閥；止回閥海洋科學名詞—造船工程back pressure valve止回閥；止逆閥核能名詞back pressure valve背壓閥化學工程名詞—兩岸化學工程名詞back pressure valve止回閥 ; 回壓閥礦冶工程名詞back pressure valve反壓閥；止回閥物理化學儀器設備名詞back pressure valve背壓閥化學工程名詞back pressure valve背壓閥機械工程back pressure valve反壓閥電力工程back pressure valve背壓閥；止回閥造船工程名詞 |