adjustable overload friction clutch
contact problems with friction
force analysis with friction
friction clutch
摩擦离合器
磨擦离合器
摩擦式离合器
摩擦离合制动
液压离合器
摩擦马力
摩擦契合子
摩阻传动器
Friction with the wall of duct
nonlinear contact with friction
overload friction clutch
statically indeterminateproblem with friction
backing-off cone clutch
cone clutch
锥形离合器
圆锥式离合器
圆盘离合器
锥形联轴节
圆锥咬合器
[土壤硬度]圆锥指数
allowable error system with double units
beam with double reinforcement
boilers with double rows of tubes