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【单选题】
下列何者型式之转向齿轮其方向盘复原性最佳？（）
A.
蜗杆与扇形齿轮式
B.
蜗杆与凸轮摇臂式
C.
蜗杆与滚轮式
D.
循环滚珠螺帽式
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Passage 3 Questions 11 to 15 are based on the following passage: Scientists in India have invented a new way to produce electricity. Their invention does not get its power from oil, coal or other fuel...
A.
Because bullocks have long been used by Indian people
B.
Because bullocks walk slowly and are easy to control.
C.
Because there are few non-working bullocks in India
D.
Because there is not enough oil in India.
【单选题】高某开车时打一喷嚏，致使方向盘失控冲向路边，将电线杆撞倒，电线被扯断，致使供电中断7小时，高某行为是（）
A.
过失破坏电力设备罪
B.
交通肇事罪
C.
意外事件
D.
毁坏公共财产罪