以下压力容器属移动式压力容器()
A、公路汽车罐车
B、铁路罐车
C、长管拖车
D、罐式集装箱
E、管束集装箱
参考答案:A, B, C, D, E
#define能作简单的替代,用宏来替代计算多项式5*x*x+5*x+5的值的函数f,正确的宏定义语句为( )。
A.#definef(5*x*x+5*x+5
B.#definef5*x*x+5*x+5
C.#definef((5*a*a+5*a+5)
D.#define(5*x*x+5*x+5)f(
Nowadays, more and more young people _____becoming a super girl or a super boy.
A.agree on
B.dream of
C.wait for
D.get along with