压气绞车 pneumatic winch

气动绞车 air winch ; air hoister ; Pneumatic draw works ; pneumatic winch

气绞车 pneumatic winch

操作气动绞车 Operate the air winch

气门座绞刀 valve seat reamer

充气双绞丝灯泡 gas-filled dual coil lamp bulb

气门导管绞刀 Valve guide reamer

气球绞车 balloon winch

气动绞盘 pneumatic capstan

气动绞车钢丝绳 winch wire