题目内容

Please choose the main types of the power steering system used in cars today.

A. Hydraulic Power Steering (HPS)
B. Electric Power Steering (EPS)
C. Electro-Hydraulic Power Steering (EHPS)

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The manual steering system relies on the driver’s steering power to steer the wheel.It mainly consists of steering control mechanism (including steering wheel, steering column, etc.), steering gear, steering linkage mechanism (including steering tie rod, steering knuckle arm, steering knuckle, steering vehicle wheel, etc.).

A. 对
B. 错

Power steering systems add a hydraulic pump, fluid reservoir, hoses, lines, and either a power assist unit mounted on, or integral with, a steering wheel gear assembly in basic of manual steering system.

A. 对
B. 错

形体训练除了具有健身、健美的作用，还具有什么作用？

A. 减肥
B. 健心
C. 增肌
D. 打发时间

形体美的评价标准？

A. 形态美
B. 姿态美
C. 行为美
D. 气质美