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Terms for subject Technology containing 舌阀 | all forms | in specified order only
ChineseEnglish
舌形阀tongue valve
舌阀dart
舌阀dart valve
舌阀leaf valve
舌阀clack box
舌阀捞砂筒dart bailer
舌阀捞砂筒dart-valve bailer
舌阀捞砂筒auger with valve
舌阀annular valve
阀舌valve flap