1) scraper transmission switching system
铲运机传动系转换系统
2) scraper transmission switching control
铲运机传动系转换控制
3) scraper transmission system
铲运机传动系统
4) scraper transmission switching control electrical system
铲运机传运系转换控制电气系统
5) scraper transmission control system
铲运机传动系控制系统
6) scraper transmission electrical system
铲运机传动系电气系统
参考词条