短語詞組短語connecting g pipe 連接管connecting inner pipe 連接芯管direct -connecting drill pipe 直連式鉆桿Flexible connecting pipe 撓性連接管column connecting pipe 管柱連接管well connecting pipe 聯(lián)絡(luò)水管KETTLE CONNECTING PIPE 蓄水壺連接管water level connecting pipe 水位連通管 返回 connecting pipe