1) scraper transmission hydraulics
铲运机传动系液压系统
2) scraper power train hydraulic system
铲运机动力传动系液压系统
3) scraper transmission hydraulic control
铲运机传动系液压控制
5) scraper transmission system
铲运机传动系统
6) scraper transmission control system
铲运机传动系控制系统
参考词条