有关感光效应()的叙述,正确的是()
A.E与kV成反比
B.E与kV成正比
C.E与kV2成反比
D.E与kV2成正比
E.E与kVn成正比
参考答案:E
下列关于降水的说法正确的是[ ]
A、降水就是指降雨
B、有云一定有雨
C、气温越高,降水越多
D、降水包括雨、雪、冰雹等多种形式
266. At first he did not realize that he had succeeded in making a computer that ran on solar power(太阳能). “Realize” in the sentence means “___________”
A.understand
B.get to
C.reach
D.come true