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【单选题】
在进行曲线预应力筋的理论伸长值时，用（ ）表示每米孔道局部偏差对摩擦的影响系数；用（ ）表示预应力筋与孔道壁之间的摩擦系数。A.
κ, η
B.
κ, μ
C.
δ, μ
D.
δ, η
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反馈参考答案：
举一反三
【判断题】You can complete all the procedures online when you apply for a visa to the United States.()
A.
正确
B.
错误
【简答题】何谓不可转让海运单?它与海运提单有哪些区别?
【单选题】When teenagers have something difficult to say to their parents, they usually ______.
A.
stay alone at home
B.
fight with their parents
C.
discuss it with their friends
D.
go to their brothers and sisters for help
【单选题】《中图法》分类表五大基本部类下分为22个大类,其“B”与“R”分别表示哪几类图书?
A.
经济/哲学类
B.
经济/语言、文字类
C.
哲学/医药、卫生类
D.
历史、地理/哲学类
【单选题】When pronouncing strange foreign names, Victoria usually ______.
A.
talks with editorial staff
B.
takes advice from Pronunciation Unit
C.
goes to embassies or tourist bureaus
D.
makes a direct phone call to BBC's external services
【简答题】何谓不可转让海运单,与海运提单有哪些区别?
【单选题】When embedding SQL in a C language program, the prefix that should be added to all SQL statements in order to distinguish SQL statements from the host language statements is( )。
A.
CLARE
B.
DECLARE
C.
EXEC SQL
D.
SQL
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