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【单选题】
哪种现象属于制动拖滞( )。A.
汽车行驶时,有时出现两前轮各自围绕主销进行角振动的现象,即前轮摆振
B.
轮胎胎面磨损不均匀,胎冠两肩磨损,胎壁擦伤,胎冠中部磨损
C.
驾驶员必须紧握方向盘方能保证直线行驶,若稍微放松方向盘,汽车便自行跑向一边
D.
踏下制动踏板感到硬,踏不下去。汽车起步困难,行驶无力。当松抬加速踏板踏下离合器时,尚有制动感觉
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皮皮学刷刷变学霸
举一反三
【判断题】根据《国务院关于加快发展养老服务业的若干意见》([2013]35号文)提出的“生活照料、医疗护理、精神慰藉、紧急救援等养老服务覆盖所有居家老年人”的要求,居住区需配置的社会福利设施涉及养老院、老年养护院,同时应将老年人日间照料中心(托老所)纳入社区服务设施进行配套。
A.
正确
B.
错误
【简答题】compete () sb for sth
【单选题】A curious election will take place in St Louis on April 3rd. Seven candidates will compete for two seats on the city's school board. The polls will open at 6 a.m. and stay open until 7 p.m. Staffing t...
A.
the election is very eager to understand the unknown world.
B.
the election is extremely careful and significant.
C.
the election is strange for its expensive cost and pointless result:
D.
the election is held by children who are curious of the world.
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