题目内容

The doctor tried to prevent the ____ spreading to other parts of the body.

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____ executives usually have high salaries.

The art exhibition is great; it's a pity you don't have time to go there but you can see it on your computer ____.

The researchers are concerned about the increasing ____ of the illness in the village.

距离保护II段在保护定值整定时取可能的最小分支系数,对应实际保护范围最大的情况,保证其( )。

A. 选择性
B. 速动性
C. 灵敏性
D. 可靠性

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