电气化铁道区段电缆引入室内及通信站时有何规定？

适宜仰靠坐位针刺的腧穴是（）。

A.头、面、胸部腧穴和上、下肢部分腧穴

B.身体侧面腧穴和上、下肢部分腧穴

C.头、项、脊背、腰骶部的腧穴

D.前头、颜面和颈前等部位的腧穴

E.后头和项、背部的腧穴

In the following two hours he was _____ the performance, because it turned out to be as wonderful as he had expected.[ ]

A. tired of  

B. absorbed in    

C. annoyed with  

D. disappointed with

用手反复弯折铁丝，弯折处的分子热运动_____________温度升高，这是通过__________的方式改变铁丝的内能．

对法律关系参加者做出有益于社会的行为时给予奖励的规范属于（）

A.奖励性规范

B.制裁性规范

C.任意性规范

D.强制性规范