题目内容

油浆系统结焦的原因是()

A. 油浆性质差
B. 塔底温度低
C. 塔底液位低
D. 压油浆流速高

查看答案
更多问题

11. static classA { 12. void process() throws Exception { throw new Exception(); } 13. } 14. static class B extends A { 15. void process() { System.out.println(”B “); } 16. } 17. public static void main(String[] args) { 18.A a=new B(); 19. a.process(); 20.} What is the result?()

A. B
B. The code runs with no output.
C. An exception is thrown at runtime.
D. Compilation fails because of an error in line 15.
E. Compilation fails because of an error in line 18.
F. Compilation fails because of an error in line 19.

加大凸轮基圆半径可以减少凸轮机构的压力角。

A. 正确
B. 错误

答案查题题库