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【单选题】
如图所示双代号网络图，工作F的最迟完成时间为9d，持续时间为5D．工作G的最迟完成时间为9d。持续时间为4D．则工作E的最迟完成时间为( )d。A.
2
B.
4
C.
5
D.
7
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皮皮学刷刷变学霸
举一反三
【单选题】_____ he thought he was helping us with the work, he was actually in the way．
A.
Since
B.
When
C.
Because
D.
If
【简答题】封闭体系中的 1mol 理想气体,由 p 1 =10 bar 、 v 1 =0.4m 3 可逆定温膨胀到 v 2 =0. 8m 3 ,则 Δ S = KJ/ ( mol.K )。
【简答题】Although he thought he was helping us prepare the dinner, he was actually ________ the way. [A] in [B] by [C] off [D] on
【单选题】封闭体系中的1mol理想气体，由 p1 =10 bar 、V1 =0.4m3 可逆定温膨胀到 V2 =0. 8 m3，则 【图片】S = kJ/（mol..K）。
A.
11.5
B.
10
C.
9.5
D.
9.0
【单选题】______ he thought he was helping us with the work he was actually in the way.
A.
Although
B.
Because
C.
If
D.
When
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