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【简答题】
按照GB/T17189-2007《水力机械（水轮机、蓄能泵和水泵水轮机）振动和脉动现场测试规程》规定，什么是轴流式水轮机，有几种类型，其结构和高效率区有何不同。
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【单选题】Stressful environments lead to unhealthy behaviors such as poor eating habits, which ______ increase the risk of heart disease.
A.
in turn
B.
in return
C.
by chance
D.
by turns
【单选题】It is easy for people to ______ the bad habits such as smoking and drinking, which are not so easy to get rid of. [ ]
A.
look into
B.
slide into
C.
break into
D.
knock into
【单选题】Stressful environment leads to unhealthy behaviors such as poor eating habits, which ______ increase the risk of high blood pressure and heart disease.
A.
in turn
B.
by chance
C.
by fortune
D.
in case
【单选题】Stressful environments lead to unhealthy behaviors such as poor eating habits, which _________ increase the risk of heart disease.
A.
by chance
B.
in return
C.
in turn
D.
in a row
【简答题】Stressful environments lead to unhealthy behaviors such as poor eating habits, which ________ increase the risk of heart disease. [A] in turn [B] in return [C] by chance [D] by turns
【单选题】Stressful environments lead to unhealthy such as poor eating habits, which ________ increase the risk of heart disease.
A.
in turn
B.
in return
C.
by chance
D.
by turns
【单选题】Stressful environment leads to unhealthy behaviors such as poor eating habits, which _____ increase the risk of heart disease.
A.
by chance
B.
in other words
C.
in return
D.
in turn
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