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Terms for subject Oil / petroleum containing 快 开 | all forms | in specified order only
ChineseEnglish
快动开关snap action switch
快开人孔easy-to-open manway
快开冲击阀quick opening shock valve
快开盲板quick-release blind cover
快开盲板fast-opening blind
快开quick open valve
快排开关quick bleed
快速开关阀quick acting valve
快速开启盖quick open cover
快速开挖和保养系统rapid excavation and maintenance system