机械抖动陀螺
mechanical dither gyroscope
无损机械抖动清灰
nondestructive mechanically dithered dust cleaning
发动机机械故障研究
Research on the mechanical failure of the engine
空-空后冷载重车发动机机械设备手册
ataac truck engine mechanical manual
被动机械部分
passive mechanical component
并联运动机械
parallel kinematic machine PKM
parallel kinematical machinery
柴油发动机机油技术规格表
diesel engine oil spec sheet
柴油机机动车
diesel engine road vehicle