总登记由县级以上人民政府在规定的登记期限开始之日( )日前发布公告。
A.10
B.20
C.30
D.40
参考答案:C
(A) 条件(1)充分,但条件(2)不充分. (B) 条件(2)充分,但条件(1)不充分. (C) 条件(1)和(2)单独都不充分,但条件(1)和条件(2)联合起来充分. (D) 条件(1)充分,条件(2)也充分. (E) 条件(1)和条件(2)单独都不充分,条件(1)和条件(2)联合起来也不充分.
A garden is surrounded by a path that is 4 feet wide. What is the area of the path (1) The area of the path is [*] of the area of the garden. (2) The garden is circular with a 12-foot diameter.
10kV及以下三相供电的电压允许偏差,在供电部门与用户产权分界处或在供用电协议规定的电能计量点处考核,为()。
A.额定电压的±10%;
B.额定电压的±7%;
C.额定电压的±5%;
D.正、负偏差绝对值之和不超过额定电压的10%。