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【单选题】
DK.SW型道口控制器应动作可靠,其作用距离不得小于( ):A.
20m
B.
20m～40m
C.
20m～60m
D.
50m
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反馈参考答案：
举一反三
【单选题】三相异步电动机铭牌上的功率因数COSj是指下列哪种电压与电流之间相位差的余弦值( )
A.
额定工况下定子线电压与线电流
B.
额定工况下定子相电压与相电流
C.
额定工况下转子相电压与相电流
【简答题】下列函数 change 的功能是:将字符串中的小写字母转成大写字母,请完成填空。 #include #include void change( (1 ) ) { int i=0; for(i=0; (2 ) ;i++) if(a[i]>='a'&&a[i]<='z') (3 ) ; } int main() { char p[80]; gets(p) ; (4) ; puts(p); retur...
【简答题】(1) ___first computers were large, heavy and expensive. Modern computers are much smaller and are doing more and more jobs in (2) ___world. In(3) ___industry and business and in (4) ___factories and o...
【简答题】This person wants to study an MBA in order to gain a better understanding of the world of international business.
【简答题】下列函数 change 的功能是,将字符串中的小写字母转成大写字母,请填空。 #include using namespace std; #include void change( ) //1 {int i=0; for(i=0; ;i++) //2 if(a[i]>='a'&&a[i]<='z') ; //3 } int mai...
【简答题】Ladies and gentlemen, It's a great (1)_________ to have you visit us today. I'm very happy to have the (2)_______ to (3) ________ our company to you. The company was established in (4)_________ . We m...
【简答题】下列函数 change 的功能是:将字符串中的小写字母转成大写字母,请完成填空。 #include #include void change( (1 ) ) { int i=0; for(i=0; (2 ) ;i++) if(a[i]>='a'&&a[i]<='z') (3 ) ; } int main() { char p[80]; gets(p) ; (4) ; puts(p); retur...
【单选题】In business world, we should keep learn to make ourselves _______.
A.
positive
B.
competitive
C.
easy-going
D.
creative
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