电力机车重力的传递顺序是什么？
参考答案：
答重量一支承装置一转向架构架一一系弹簧装置一轴箱一轮对一钢轨。
在下列各句的每个空格内填上一个适当的、完整的单词，该词的首字母已给。
1. He's unhappy because of his little dog's d__________.
2. The reason why he was away was not m__________ in the text.
3. We must keep the s between you and me. Don't let others know them.
4. Paris is one of the l__________ cities in Europe.
5. Students are often a__________ while having classes in the hot afternoon
对于上市债券的评估，一般采用的评估方法是（）。
A.成本法
B.市场法
C.收益法
D.本金加利息法
