短語詞組短語suction pipe line 進(jìn)水管道suction n line 吸水管線Suction discharge line 吸入和排出管線suction fuel line 燃料吸入線suction line refrigerant velocity 制冷劑吸入速度supplemental suction line 輔助吸入管路hydraulic suction line clamp 液壓吸油管夾suction line strainer 吸入管路濾網(wǎng)suction line return line 吸入管 返回 suction line