2-3 NPV为:A.1.208B.2.125C.1.223D.0.9255...

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【单选题】

2-3 NPV为:

1.208

2.125

1.223

0.9255

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char c1[ ]={'1', '2', '3'};

char c2[ ]=123;

char c3[ ]={ '1', '2', '3', '\0'};

char c4[ ]="123";

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【判断题】轴类零件可以选择其端面为工艺基准。

正确

错误

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【单选题】对字符数组进行初始化, 形式是错误。

char c1[ ]={'1', '2', '3'};

char c2[ ]=123;

char c3[ ]={ '1', '2', '3', '\0'};

char c4[ ]="123";

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【单选题】Some experts have said that ________ children believe they can succeed, they will never become totally confident of themselves.

since

once

unless

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【单选题】以下对字符数组进行初始化，形式错误的是

char c1[ ]={'1','2','3'};

char c2[ ]=123;

char c3[ ]={ '1','2','3','\0'};

char c4[ ]="123";

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