当660伏检漏继电器殴姆表指示数值在()应采取措施提高电网绝缘电阻,尽量避免自动跳闸。
A、低于10千欧
B、低于15千欧
C、低于30千欧
参考答案:C
______ people are talking about the movie star. [ ]
A. Lot of
B. A lot
C. A lot of
D. Much
下列程序的输出结果是【 】。 #inClude<iostream> using namespace std; class Test { public: Test() {cnt++;} ~Test(){cnt--;} static int Count() {return cnt;} private: static int cnt; }; int Test::cnt=0; int main() { cout<<Test::Count()<<"; Test t1,t2; Test*pT3=new Test; Test*pT4=new Test; cout<<Test::Count()<<’’’’; delete pT4; delete pT3; cout<<Test::Count()<<endl; return 0; }