受电电压根据用电容量、可靠性和输电距离,可采用110KV、35KV、10KV或380V/220V。()
参考答案:对
图是某一沿海城市和某一内陆城市年气温变化曲线。从图像可以看出,在一年中,曲线A所示的城市气温变化较_________ (选填“大”或“小”),根据水的比热容比砂石比热容________ 的特点,曲线A表示的是__________ (“沿海”或“内陆”)城市的年气温变化曲线。
While the causes of the Cretaceous-Tertiary extinction have received the most attention, Alvarez's paper points out work on the other major mass extinctions that may also be______for the tragedy.
A.(A) answerable
B.(B) indefensible
C.(C) pitiable
D.(D) reprehensible
E.(E) avoidable