1) scraper transmission selector spool
铲运机传动系选择器滑阀
2) scraper transmission selector shaft
铲运机传动系选择器轴
3) scraper selection spool
铲运机选择滑阀
4) scraper transmission spool
铲运机传动系滑阀
5) scraper transmission selection
铲运机传动系的选择
6) scraper transmission selection shaft
铲运机传动系选择轴
参考词条