用湿空气在连续逆流干燥器中干燥某湿物料,湿物料由20℃、含水量w1=0.1被干燥至4

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问题:

用湿空气在连续逆流干燥器中干燥某湿物料,湿物料由20℃、含水量w1=0.1被干燥至45℃、含水量w2=0.01,绝干物料的比热容cs=1.9kJ/(kg绝干料·℃)。空气进入干燥器时温度为120℃、湿度为0.004kg水/(kg绝干气),离开时的温度为60℃。假设干燥器不补充热量,且热损失可忽略,则空气出干燥器的湿度为()。

A、0.0244kg水/kg绝干气 

B、0.0275kg水/kg绝干气 

C、0.0206kg水/kg绝干气 

D、0.0358kg水/kg绝干气

考点:注册化工工程师注册化工工程师
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患者阴茎头部溃疡,翻花如石榴状,有浆液渗出,腐臭难闻,舌红,苔黄腻,脉弦数.诊为肾岩。

内治方药为()

A.龙胆泻肝汤加减

B.导赤散加减

C.清凉甘露饮加减

D.知柏地黄汤加减

E.黄连解毒汤加减

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补全对话,根据下面对话中的情景,在每个空白处填人适当的语句,使对话恢复完整。

A: Hello, Tom!

B: HelIo,Jane! 1._____

A: Tired? Because l went to bed too late last night.

B: Why? Did you do your homework?

A: 2._____ I just watched a football match between two famous teams.

B: 3._____

A: Yes, very exciting.  But l was a little disappointed.

B:What happened?

A: My favorite player missed a good chance. He couldn't kick the football into the goal! All his fans were very angry with him.

B: But you shouldn't be angry with him. I'm sure he must have done his best.

A: Yes, I think so. Oh, you look unhappy. 4._____

B:I am lonely. My parents went to Beijing for an important meeting. I'm alone at home.

A: 5._____ I'll stay with you.

B: Thank you very much.

A: You're welcome.

题型:单项选择题

()是指沿锻件轴向有细小长裂纹的缺陷。

A.发裂

B.端裂

C.夹杂

D.压伤

题型:单项选择题

出生后产生血细胞的骨髓为()

A.黄髓

B.红髓

C.灰质

D.白质

E.骨骼

题型:单项选择题

参保个人依法缴纳社会保险费,依法享受社会保险待遇,但无权了解本单位为其缴费情况。

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