11. public interface Status { 12. /* insert code here */ int MY_VALUE = 10; 13. } Which three are valid on line 12?()
A. final
B. static
C. native
D. public
E. private
F. abstract
G. protected
查看答案
下列四个数据中修改为四位有效数字后为0.5624的是()。
A. 0.56235
B. 0.562349
C. 0.56245
D. 0.562451
检修一般低压阀门,新加盘根压力盖应嵌入填料箱内()
A. 1-4mm
B. 2-6mm
C. 3-6mm
D. 4-8mm