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【多选题】
模板是现浇混凝土成型用的模具,要求它( )。A.
能保证结构和构件的形状、尺寸的准确
B.
能可靠地承受浇筑混凝土上的重量、侧压力和施工荷载
C.
具有足够的承载能力、刚度和稳定性
D.
装拆方便，能多次周转使用
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举一反三
【简答题】With time and effort he her address.
【简答题】The soft handwriting reflected a____1____soul and insightful mind. 2. With time and effort he ___2___ her address. 3. I’d always be ___3___ by the feeling that you had been taking a chance on just my ...
【简答题】Read Part 2 carefully and supply the missing information. With time and effort he __________________.
【多选题】对备用电源自动投入装置(APD)的要求
A.
工作电源不论何种原因消失，APD应动作
B.
APD只允许动作一次
C.
电压互感器二次回路断线时，APD不应误动作
D.
应保证在工作电源断开后，备用电源电压正常时，才投入备用电源
【简答题】With time and effort he___________________________________________________________________.
【简答题】Read(P2-6) carefully and supply the missing information.仔细阅读2-6段,然后填空。 1. The soft handwriting reflected a thoughtful soul and . 2. With time and effort . 3. I’d always be haunted by the feeling that ...
【简答题】Why should mankind explore space? Why should money, time and effort be spent exploring and researching something with so few apparent benefits? Why should resources be spent on space rather than on co...
【简答题】Read Part 2 carefully and supply the missing information. 1.The soft handwriting reflected __________. 2. With time and effort he _______________. 3. I’d always be haunted by the feeling that you ____...
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