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【单选题】
由丙烯氨氧化制备丙烯腈时，一般用的反应器结构形式为（ ）。A.
釜式反应器
B.
反应器
C.
固定床反应器
D.
硫化床反应器
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皮皮学刷刷变学霸
举一反三
【简答题】请听下面一段材料，回答第1至3题。 1. What's the woman's plan for the summer vacation? [ ] A. To travel to the country with the man. B. To go camping with her classmates. C. To travel with her classmates. 2. What ...
【多选题】可作为急性肾衰竭病人少尿期输液量是否适当的评价指标的是（）
A.
体重每日减轻0.5kg
B.
CVP在正常水平
C.
血钾恢复正常
D.
无呼吸困难肺水肿
E.
血钠维持在130mmol/L以上
【单选题】一You aren't a stranger, are you? 一 _____. Don't you remember _____ the mountain with us last weekend? [ ]
A.
No; climbing
B.
No; to climb
C.
Yes; climbing
D.
Yes; to climb
【单选题】【背景资料】某建筑工程，建筑面积24642㎡，地上10层，地下2层（地下水位-2.0m）。主体结构为非预应力现浇混凝土框架剪力墙结构（柱网为9m*9m，局部柱距为6m），抗震设防烈度7度。梁、柱受力钢筋为HRB335.结构主体地下室外墙采用P8防水混凝土浇筑，墙厚250mm，钢筋净距60mm，混凝土为商品混凝土。一、二层柱混凝土强度等级为C40，以上各层柱为C30。
情形1：施工过程中，施工单位...
A.
矿渣硅酸盐水泥
B.
火山灰硅酸盐水泥
C.
粉煤灰硅酸盐水泥
D.
普通硅酸盐水泥
【单选题】— You don’t know me, do you? — ________. Don’t you remember ________ the mountain with us last weekend?
A.
No; climbing
B.
No; to climb
C.
Yes; climbing
D.
Yes; to climb
【简答题】You were opposed to ______ (invite)her to go to the library with us, weren't you?
【单选题】Will you assign us two seats together by the window? Sorry,_________________.
A.
Would you prefer two aisle seat
B.
Would you prefer two seats in the rear of the cabin
C.
Would you prefer two window seats on behind the other
D.
Would you prefer two separated seats by the window.
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