()对头发具有渗透力.
A.水
B.灰尘
C.热
D.发胶
参考答案:C
In relation to the Russian legal system:
(b) Explain the rules that determine the geographical location at which a legal case will be heard. (6 marks)
对紧急处理或临时处理的处所,应及时插入短轨进行焊复,恢复无缝线路轨道结构。