配汽机构
- n.steam distribution device
- 网络tappet gear; steam distributing gear
配汽机构配汽机构
steam distribution device
航海及海运专... ... steam distribution adjustment 配汽调整 steam distribution device 配汽机构 steam distribution 蒸汽配汽 ...
tappet gear
Download - Excel ... 推拔颈铆钉 tapered-neck rivet 配汽机构 tappet gear 挺杆 tappet rod ...