还需要的时间为:
(1-38)÷(38÷3)
=58÷18
=5(天);
故答案选:√.
重力式码头需夯实的基床要求块石的饱水抗压强度()。
A.≮50MPa
B.≮30MPa
C.≮80MPa
D.≮100MPa
以下程序运行后,单击按钮输出结果是()。 Private Sub Commandl_Click( ) Dim x As Integer,y As Integer,z As Integer X=4:y=2: Z=3 Call Gopd(x,x,z) Print x;X;Z Call Gopd(x,y,y) Print x;y;y End Sub Private Sub Gopd(x As Integer,y As Integer,z As Integer) X=3 * Z + 1 y=2 * z z=x + y End Sub
A.6 6 12 7 11 11
B.8 5 105 11 11
C.9 6 129 10 15
D.8 10 105 9 10