trap valve
短語詞組
- condensation trap drain valve 冷凝水分離器排水閥
- Automatic Trap Primer Valve 地板落水頭補(bǔ)水器
- STEAM TRAP VALVE 疏水閥;濾汽閥
- Automatic steam trap valve 蒸汽疏水閥
- Import trap valve 進(jìn)口疏水閥
- suspended spherical trap valve 浮球式疏水閥
- trap valve amplifier 陷波電子管放大器
- porcelain trap valve 陶瓷過濾閥
- Imported Automatic steam trap valve 進(jìn)口蒸汽疏水閥 返回 trap valve