不等速动系数
coefficient of non-uniformity of motion
不等速运动系数
coefficient of non-uniformity of motion
倍速机构
speed multiplication system
变输入转速机构
varianle input speed mechanism
变速机构
vane pump
specific resistance of soil
speeder gear
speed changeable mechanism
variable speed gear
shift mechanism
gear shift mechanism
speed shifting mechanism
shifter
speed change gear
speed change mechanism
Gear
speed shift mechanism
shift gear
speed-change mechanism
gear shifting mechanism
变转速机构
variable input speed mechanism
传动变速机构
transmission shifting mechanism