具有普通约束力的规范性文件,两个主要特征是
A.针对不特定对象发布B.能反复适用C.针对不特定对象发布和能反复适用D.针对特定的人群颁布E.具有一定的适用范围
参考答案:C
The old scientist took up walking as a regular form of exercise, which, of course, is of great to his heath.
A.benefit
B.favor
C.sense
D.relationship
用电信息采集系统对时方案选用分层设计,主站负责对采集终端进行对时,集中器负责对采集器、电能表进行对时;采集终端和电能表日计时误差≤±()s/d。
A.0.5
B.1
C.2
D.5