鉆桿接頭螺紋 tool joint thread gage: 鉆桿接頭螺紋量規(guī)left-hand tool joint thread: 反扣接頭螺紋; 左旋鉆桿接頭螺紋thread tool: 螺紋刀具joint tool: 關(guān)節(jié)工具; 接縫器; 接榫工具; 整齒工具tool joint: 工具接頭; 鉆桿接頭; 鉆具接頭下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
