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【多选题】
关于Checkland模式，下面说法中（）是正确的A.
Checkland模式适合解决工程系统的问题
B.
Hall结构主要解决“硬”问题，而Checkland模式主要解决“软”问题
C.
Checkland使用概念模型代替数学模型，用可行满意解代替最优解
D.
Checkland模式实质上是一种调查学习法
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【简答题】upon receipt of
【简答题】upon receipt of
【简答题】upon receipt of
【单选题】若要将当前系统的日期和时间设置为2016-4-5 9:30:00，以下命令中，正确的是( )。
A.
date –u 20160405093000
B.
date –s 20160405093000
C.
date 040509302016.00
【单选题】We will refund the premium you receipt of your debit note.A. to, upon B. with, upon C. to, at D. with, at
A.
to, upon
B.
with, upon
C.
to, at
D.
with, at
【判断题】Sight credits mean that the issuing bank effects payment or negotiation immediately upon receipt of the drafts and/or other documents that are in conformity with the credit stipulations.( )
A.
正确
B.
错误
【简答题】upon receipt of
【单选题】We will send you quotations and samples _____your specific enquiry. A as soon as receiving B after receipt C on reception of D upon receipt of
A.
as soon as receiving
B.
after receipt
C.
on reception of
D.
upon receipt of
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