compresor de pistón no lubricado (n)

Trockenlaufkompressor (m)

dry-running compressor (n)

non-lubricated piston compressor (n)

oil-free/oilless compressor (n)

干运转压缩机 (n)

无油压缩机 (n)

无润滑活塞压缩机 (n)