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【判断题】
和Jacobi迭代相比，Gauss-Serdel迭代法精度低一些。()A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】According to the author, it is a good habit to finish all the small projects before starting with a major one.
A.
Y
B.
N
C.
NG
【单选题】Once all cylinders are firing regularly, _____ is shut off.
A.
the exhaust valve
B.
the starting air
C.
the inlet valve
D.
the fuel oil
【简答题】焊剂使用前必须进行烘干 本题为判断题，请判断问题对与错，谢谢！
【单选题】听力原文：The beneficiary have to make all the documents complied with the terms and conditions of the credit. (7)
A.
To benefit, all the documents are to be combined with the credit.
B.
All the documents are to be made by the beneficiary for the credit.
C.
All the documents are to be made in conformity with the terms and conditions of the credit.
D.
The beneficiary will make the documents combined with the terms and conditions of the credit.
【简答题】It is expected that all the countries ______ the WTO ______ should trade on equal terms.
【单选题】The local government is trying all out to find out who is______the forest fire．
A.
to blame for starting
B.
to blame to start
C.
to be blamed for starting
D.
to be blamed to start
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