第四代铁路内燃机油  the fourth generation railroad locomotive internal combustion engine oil

铁路内燃机车  diesel locomotive

液力起重机  hydraulic crane

NS1602型铁路起重机  type-NS1602 railway crane

铁路起重机  railway crane; Railroad crane; rail crane; Locomotive crane

国内内燃机车  diesel locomotive

内燃动力起重机  internal combustion crane

内燃机机车  diesel locomotive

内燃机机体  IC Engine Block

内燃机机油  motor oil

内燃机燃料  automotive fuel

内燃机燃烧  diesel combustion; combustion; combustion of internal combusition engine

内燃液力传动  diesel-hydraulic transmission

内燃液力传动机车  diesel hydraulic locomotive

磁力起重机  magnetic crane; magnet crane; magnetic lifter

电力起重机  Electric crane

巨型强力起重机  titan crane

气力起重机  pneumatic hoist; pneumatic crane; air lift; Lift; Air

气力起重机系统  Sysetem; air-lift