治安管理手段的特征有哪些?
参考答案:
(1)权威性;
(2)强制性;
(3)目的性;
(4)预防性;
(5)多样性;
(6)互补性。
We expect ____________ place a trial order with you in the near future.
同杆双回线路的电容电流为单回路的( )。
A.1.1~1.2倍
B.1.3~1.6倍
C.1.1~1.6倍
D.2.3~2.6倍