单项选择题

传动链是通过首末两端和传动元件按一定的规律所组成的。
A、正确
B、错误

你可能感兴趣的试题

单项选择题

________ made a definition to the culture. Culture or civilization, in its broad sense of ethnology, is a complex as a whole which includes knowledge, belief, art, morals, law, custom, and ability and habit which are obtained by any members of a society.

A．Einstein
B．Jaspers
C．Plato
D．E.B. Tylor

“牧童骑黄牛”的下一句是？

答案： 1.言师采药去
2.歌声振林樾
正确答案：歌声振林樾所见清袁枚牧童骑黄牛，歌声振林樾。意欲捕鸣蝉，忽然闭口立。