适用于小容量安瓿剂的灭菌法是
A.流通蒸汽灭菌法B.高速热风灭菌法C.热压灭菌法D.紫外线灭菌法E.微波灭菌法
参考答案:A
6502电气集中故障解锁时,1LJ和2LJ同时随()吸起而励磁并自闭。
A.QJJ
B.GJJ
C.XJJ
D.CJ
有如下程序: #include<iostream> using namespace std; class Base public: void funl( )cout<<"Base\n"; virtual void fun2( )cout<<"Base\n"; ; class Derived:public Base public: void funl( )eout<<"Derived\n"; void fun2( )cout<<"Derived\n"; ; void f(Base &B) b.funl( );b.fun2( ); int main( ) Derived obj; f(obj); return 0; 程序的输出结果是
A.Base Base
B.Base Derived
C.Derived Base
D.Derived Derived