SO2和Cl2都具有漂白作用,若将等物质的量的两种气体混合,在作用于潮湿的有色物质,

题型:单项选择题

问题:

SO2和Cl2都具有漂白作用,若将等物质的量的两种气体混合,在作用于潮湿的有色物质,则可观察到有色物质()。

A、立即褪色

B、慢慢褪

C、先褪色后恢复原色

D、不褪色

考点:化工总控工考试化工总控工综合练习化工总控工综合练习题库
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某电烤箱的内部简化电路如图所示,R1和R2均为电热丝。电烤箱说明书中的铭牌如下表所示,根据表格中的参数可知

A.电路中R1的阻值为44

B.电烤箱在低温档正常工作时,电路中的总电阻R为44

C.电烤箱在高温档正常工作5min所消耗的电能为3.3×105J

D.电烤箱在低温档正常工作时,R1消耗的电功率为264W

题型:单项选择题

根据短文内容,判断正误T/F。

     Hello,I am Andy. Do you want to know something about my friend Paul'? He is the best forward (前

 锋) in our football team.

    Paul is my good friend. He was born in Beijing in 1993. His parents now work in Nanjing. Paul studies

  in our schoo1. He is in C1ass 3 Grade 7. He is a tall and strong boy. His small eyes are very lovely. He

  has short hair. We all like to play with him.

    Paul is good at sports. He is a football player in our school team. He usually plays well in man matches.

 tie scores many goals and helps the team win many matches. He tells me he  wants to play in the 2012

 World Cup. He wants to be the next Ronaldo! So he practices playing football every afternoon.

    Paul works hard at school,too. fie is good at English and Maths (数学). But lie is not good at

  Chinese. He needs help with Chinese. His best friend,Daniel,often helps him. I often help him,too. 

    

( ) 1. Paul is 16 years old now.

(     ) 2. Paul has big eves and short hair.

(     ) 3. Paul is a member of the sehool basketball team.

(     ) 4. Paul plays football with Ronaldo every day.

(     ) 5. Daniel and Andy often help Paul with his lessons.

题型:单项选择题

患者男,85岁,已婚,因“反复血PSA升高6个月”来诊。6个月前体检发现血PSA增高。直肠指检:前列腺右侧可触及结节,质地硬,无压痛。经直肠前列腺B型超声:前列腺右侧可见低回声结节,内可见血流。建议患者穿刺活检,患者拒绝。1个月后复查血PSA仍高于正常值,最高达50ng/ml。有冠心病反复发作史。查体:前列腺指诊同上;双侧精囊未触及,直肠内未触及肿物,指套退出时无血迹。前列腺穿刺活检:前列腺癌,Gleason评分主要生长方式4分,次要生长方式3分。

如果患者入院检查完善后未能手术治疗,内分泌治疗后出现血PSA反复升高,考虑发展为激素抵抗型前列腺癌(HRPC)。HRPC的诊断应同时具备的条件包括()

A.血清睾酮<50ng/ml

B.二线内分泌治疗期间血PSA进展

C.Gleason评分>9分

D.抗雄激素类撤退治疗4周以上

E.预期寿命>10年

F.间隔2周连续血清PSA升高

G.临床分期>T2c

H.骨和软组织转移病变有进展

题型:单项选择题

一个国家采纳其他国家的公共政策、行政体制、制度及思想等来解决本国所面临的政策问题,指的是()。

A.政策采纳

B.政策抉择

C.政策审议

D.政策移植

题型:单项选择题

根据下述不合格事实,指出不符合QMS/EMS/OHSMS中最适用的一个条款号,并说明理由.

工艺规程规定某农药合成温度是120℃±3℃,实测为150℃,工长说温度计有问题。

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