1．These ____________ the torque converter, planetary gear sets, hydraulic components, different types of clutches and brakes, and various electronic controlling components.
can
include
assembly
designed
2．planetary gear train
发动机
齿轮系
变速箱
行星齿轮系
3．The manual transmission is designed to shift gears automatically between low and high ratios without the driver’s control.
对
错
