free piston air compressor_船舶工程英汉词典
free piston air compressor
[船舶工程英汉词典]
free piston air compressor自由活塞空［气］压［缩］机
是什么意思，free piston air compressor的解释，free piston air compressor的翻译
[海运英汉词典] free piston air compressor
