题目内容

Which of the following are NOT mentioned in the video to emphasize the importance of language()

A. Language helps us reach out to contact the surroundings
B. Language helps practice culture
C. Language shapes people’s cultural life
D. Language is as important as non-verbal language

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The key concepts in traditional Chinese medicine include()

A. the harmony between yin and yang
B. the five elements of wood, fire, earth, metal and water
C. the energy in human body – Qi
D. All of the other three choices are correct

路试检测驻车制动性能时,在空载状态下,驻车制动装置应能保证车辆在坡度为20%(总质量为整备质量的1.2倍以下的车辆为15%)、轮胎与路面间的附着系数≥0.7的坡道上,正、反两个方向保持固定不动的时间应≥5min。()

A. 错误
B. 正确

台试检验制动力时,车轮阻滞力是指行车和驻车制动装置处于完全释放状态,变速器在空挡位置时,试验台驱动车轮所需的作用力,汽车各车轮的阻滞力不得大于该轴轴荷的30%。()

A. 错误
B. 正确

当采用制动试验台检查车辆驻车制动力时,车辆空载,乘坐一名驾驶人,使用驻车制动装置,驻车制动力的总和应不小于该车在测试状态下整车重力的20%;对总质量为整备质量1.2倍以下的汽车,此值应不小于30%。()

A. 错误
B. 正确

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