适当地提高浓缩倍数有何意义?

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问题:

适当地提高浓缩倍数有何意义?

考点:循环水操作工循环水操作工题库
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选择括号内恰当的单词或词组填入空白处,使句意完整、正确。

小题1:—Could you tell me who can help me repair the machine?

—I think Jack could be the right person. He is an excellent            (engineer / fisherman)

小题2:—How long has Mr. Green lived in Quanzhou?

—He has lived here            (for / since)1999.

小题3:We will soon            (get used to / used to)the life in Beijing.

小题4:Did you ever hear that the sun            (rises / raises)in the east and sets in the west for ever?

小题5:—Is your grandfather still alive?

—No, he has been            (died / dead)for three years.

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足月顺产,产后第1天,T37.8℃,P55次/分,出汗多, * * 出血不多,宫底平脐,收缩好。最可能的诊断是()
产后第7天,恶露血性,量多,无臭味,无腹痛,会阴伤口无红肿及硬结,宫底脐下2横指。最可能的诊断是()
产后3天,咳嗽,发热,查体:咽红,扁桃体不大,两肺呼吸音粗糙,恶露淡红色量少,会阴不红肿,无硬结,宫底脐下4指。最可能的诊断是()

A.正常产褥

B.上呼吸道感染

C.胎盘、胎膜部分残留

D.产后子宫内膜炎

E.子宫复旧不良

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以下学习用品中,在通常情况下属于导体的是(  )

A.塑料刻度尺

B.金属小刀片

C.绘画橡皮

D.物理课本

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汉代儒家与先秦儒学的关系是:()

A.因循守旧

B.完全更新

C.外在形式的变化

D.继承和发展

题型:问答题 简答题

简述钢筋混凝土梁产生裂缝的主要原因,为什么要对裂缝宽度进行限制?

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