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【判断题】
合易性即 新拌混凝土工作性 , 是指混凝土拌和物易于施工操作 (拌合、运输、浇灌、捣实)且成型后具有质量均匀、密实的性能。 包括: 流动性 、 粘聚性 、 保水性 。A.
正确
B.
错误
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【简答题】A．Michael and Tom have ordered all the food. B．Michael and Tom have made ail the preparations. C．Other friends will bring all the stuff they need. D．Michael's mother has prepared all the food.
【简答题】horizontal lathes, vertical lathes, turret lathes, copying lathes, automatic lathes, CNC lathes and variety of special purpose lathes
【简答题】岩溶地貌又称___ ,指地下水和地表水对以碳酸盐类为代表的可溶性岩石进行破坏和改造的地貌。分为___ 和___ 两种。岩溶地貌景观有__、___、____、____、__、___、____、_____、__ 等。
【单选题】The English have the reputation of being very different from ail other nationalities. It is claimed that living on an island separated from the rest of Europe has much to do with it. Whatever the reas...
A.
they are geographically isolated from the European continent
B.
they have nothing to do with the other Europeans
C.
they like to keep quiet among their acquaintances
D.
they tend to be reserved by nature
【单选题】Ail of us would have enjoyed the party much more if there______quite such a crowd of people there.
A.
weren't
B.
hasn't been
C.
hadn't been
D.
wouldn't be
【简答题】—Why not go out for a walk before breakfast? —Oh,yes. _________ is my favorite time of day. A. In the early morning B. Early morning C. The early of morning D. The early morning that
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