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【单选题】
手动变速器换挡杆弯曲可能会导致( )。A.
换挡打齿
B.
损坏接合套
C.
换挡困难
D.
变速器工作噪音
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反馈参考答案：
举一反三
【简答题】adj. 效率高的;有能力的
【简答题】系统经一热力过程,放热8kJ,对外做功26kJ。为使其返回原状态,对系统加热6kJ,问需对系统做功多少?
【单选题】Which statement regarding introductions is incorrect?
A.
First names are used almost immediately by U.S. Americans.
B.
The British do not address each other by first names; titles are used.
C.
In Colombia, the title "Don" is added to a person's name to show respect.
D.
In the Chinese culture, the surname comes first and the given name last.
【单选题】Which statement regarding introductions is incorrect ?
A.
In China, the surname comes first, and the given name last.
B.
All persons with a college degree are addressed as "Doctor" in Japan.
C.
Persons from Latin American countries often add their mother's maiden name to their surname.
D.
In Columbia, the title "Don" is added to a person's name to show respect.
【简答题】船用泵按其________可分为容积式、叶轮式和喷射式泵。
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