The initializing elements of arrays must be included in braces and can consist of ( ).
A. constants
B. variables
C. expressions using only constants
D. any expressions
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The initialization rules of arrays are the same for the local arrays and global arrasy.
A. 对
B. 错
The values of local auto arrays are undefined without explicit initialization.
A. 对
B. 错
矩阵式变频电路的控制方式是斩控方式。
A. 对
B. 错
矩阵式变频电路输出电压可利用单相输入 、三相输入相电压、三相输入线电压构造
A. 对
B. 错
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