放线架支撑机构
supporting mechanism of the pay off
双转轴支撑机构
double rotating shaft supporting mechanism
支撑盘孔销式输出机构
W-output mechanism by pin-hole
浅析分体式执行机构
General analysis of split operation mechanism
前拉紧机构轴总成
front takeup shaft assembly
前冲保险机构
set-forward arming device
牵引机构
draw gear
draft gear
traction machine
crab traversing mechanism
牵引发电机励磁控制机构
traction generator excitation control