评定机器振动状态的物理量可以是振动加速度、()和振动位移.
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由于掘进和布置方式不同,区段间采用下行开采顺序的长壁工作面运料平巷和回风平巷可分为双巷掘进、单巷掘进和()。
1.public class test ( 2.public static void main (String args[]) { 3.int i = 0xFFFFFFF1; 4.int j = ~i; 5. 6.} 7.) What is the decimal value of j at line 5?()
A. 0
B. 1
C. 14
D. –15
E. An error at line 3 causes compilation to fail.
F. An error at line 4 causes compilation to fail.