压气泵排水 Compressed air pump drainage

气压泵 [机] pneumatic pump ; air lift pump

压缩空气驱动泵 air operated pump ; compressed air pump

空气压缩泵 Air compressor pump ; air pressure pump ; Compressed air pumps ; Air-Compression Pump

高压气泵 high pressure air pump

空气泵减压阀 APREVLV Air Pump Relief Valve ; Air Pump Relief Valve

压缩空气杨水泵 air lift pump

气动液压泵 air-driven hydraulic pump ; pneumatically powered hydraulic pump ; ADP ; AIR HYDRA

压力空气泵 pressure air pump