绝缘介质受潮和有缺陷时,其绝缘电阻会增大
参考答案:错
— Do you mind my smoking here?
— ______. Look at the sign. It says, "No smoking." [ ]
A. Of course not
B. You'd better not
C. No, I don't
D. Never mind
教科书中有如下的对数运算性质:loga(MN)=logaM+logaN(a>0,a≠1,M>0,N>0).已知f(x)、g(x)互为反函数(x∈R),若函数g(x)有性质:对于任意的实数m,n,有g(mn)=g(m)+g(n),通过类比的思想,猜想函数f(x)性质:______.