A.卷筒
B.滑轮
C.吊钩
D.制动器
第1题
A.6.3 64 2 2.5
B.6 63 1 3.125
C.6.4 67 2 2.5
D.6 65 1 3.125
第2题
A.6.3 64 2 2.5
B.6 63 1 3.125
C.6.4 67 2 2.5
D.6 65 1 3.125
第5题
A.(1)(2)
B.(2)(3)
C.(3)(4)
D.(1)(3)
第6题
第8题
A.3
B.3.000000
C.15
D.15.000000
第9题
A.myArray{[1]="One";[2]="Two";[3]="Three";}
B.String s[5]=new String[] {"Zero","One","Two","Three","Four"};
C.String s[]=new String[] {"Zero","One","Two","Three","Four"};
D.String s[]=new String[]= {"Zero","One","Two","Three","Four"};
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