| 释义 |
pressure reducing valve减压阀双向☞decompression valve-- pressure reducing valvepressure reducing valve減壓閥機械名詞—兩岸機械名詞pressure reducing valve減壓閥電機工程pressure reducing valve(hydraulic)減壓閥電機工程pressure reducing valve(pneumatic)減壓閥電機工程pressure reducing valve減壓閥化學工程名詞 |