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【简答题】
提高控制系统可靠性的方法主要有哪些?
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反馈参考答案：
举一反三
【简答题】Want to be smarter with your money? Here’s how. 小题1: Many kids quickly spend every dollar they receive, while others save their money, rarely buying anything. But what you want is a balance between sa...
【单选题】Her operation was a success, but it took her a long time to ___ from her illness.
A.
suffer
B.
return
C.
recover
D.
come
【单选题】Her absence __________ her illness was understandable.
A.
thanks to
B.
because of
C.
because
D.
due to
【单选题】Her illness was_______to other members of the family.
A.
transported
B.
transmited
C.
translated
D.
penetrated
【多选题】在钢筋混凝土结构设计规范中,对国产建筑用钢筋,按其产品种类不同分别给予不同的符号,供标注及识别之用。以下属于非热轧带肋钢筋的有()。
A.
HPB 300
B.
HRB 335
C.
HRB 400
D.
RRB 400
E.
RRB 500
【多选题】在钢筋混凝土结构设计规范中,对国产建筑用钢筋,按其产品种类不同分别给予不同的符号,供标注及识别之用。以下属于非余热处理钢筋的有( )。
A.
HPB 235(Q235)
B.
HRB 335(20MnSi)
C.
HRB 400(20MnSiV、20MnSiNb、20MnTi)
D.
RRB 400(K20MnSi)
E.
RRB 500
【单选题】During the experiment, Gardner had trouble speaking clearly.
A.
Right
B.
Wrong
C.
Not mentioned
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