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【单选题】
下图所示桁架中杆1的轴力值N1为：（）【图片】A.
0
B.
1.414P
C.
-1.414P
D.
0.707 P
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皮皮学刷刷变学霸
举一反三
【单选题】听力原文：When did you send the fax? (A) To Philip's office. (B) Early this afternoon. (C) I sent the package last week. (9)
A.
B.
C.
【简答题】When did the world II _____________(发生)?
【单选题】Philip has gone to New Zealand． Oh，can you tell me________?
A.
when did he leave
B.
when he is leaving
C.
when he left
D.
when is he leaving
【单选题】– Do you know _____ yesterday ? – It was at 8 o’clock in the morning.
A.
when did she come
B.
when was it that she came
C.
when she came
D.
when it was that she came
【单选题】糖尿病酮症酸中毒患者经注射胰岛素及静滴生理盐水后，血糖降低、失水纠正、尿量增多，此时最应注意防止（ ）。【历年考试真题】
A.
低钠血症
B.
低钾血症
C.
低钙血症
D.
低血糖
E.
低血压
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