试题与答案

企业系统规划的目标和内容是为企业提供一个( )。A.分布实施方案 B.系统总体规划

题型:单项选择题

题目:

企业系统规划的目标和内容是为企业提供一个( )。

A.分布实施方案

B.系统总体规划

C.系统开发平台

D.决策支持系统

答案:

参考答案:B

试题推荐
题型:完形填空
完形填空。

      When I was in the third grade,I was chosen to be the princess in the
school play. For weeks my mother had helped me practise my lines. But
once on the stage , every word   1   from ruy head. Then my teacher asked
me to change my role to be a narrator(解说者) for the play    2   I didn't tell
 my mother what had happened that day,she noticed my  3  and asked if I
 wanted to take a walk in the garden.      It was a lovely spring day. We
could see dandelions (浦公英) popping (乍开)   4   the grass in bunches
 (束). I watched my mother bend down by one of thebunches. "I  think  
I'll dig  up (挖光 ) all  these  weeds (野草) , "  she said. " From now  
on , we'll   5   have  roses in this garden. "
         " But  I  like  dandelions , "   I  protested (抗议 ) .  " All flowers
are   6  even dandelions !" My mother looked at me seriously. "Yes,
every flower gives pleasure in its own way, doesn't it?"  she asked
thoughtfully. I nodded. "And that is  7   of people , too, "  she added.
       When I   8  that she had guessed my pain,l started to cry and told
her the truth. " But you will be a wonderful narrator," she said,   9   me
of how much Iloved to read stories' aloud.
       Thanks to my mother's encouragement ,I got to know everybody had
his or her own   1   in the world. I felt proud of the role in the play.

( )1.A. developed   
(     )2.A. If          
( )3.A. difficulty  
(     )4.A. through     
(     )5.A. hartlly     
( )6.A. harmless    
( )7.A. true        
(     )8.A. remembered  
(     )9.A. representing
(     )10.A.honor

B. left       
B. Because    
B. mistake    
B. past       
B. only       
B. healthy    
B. kind       
B. realized   
B. complaining
B. progress

C. failed      
C. Though       
C. danger        
C. beyond        
C. still         
C. beautiful     
C. same          
C. explained     
C. recommending  
C. value

D. disappeared     
D. Since           
D. unhappiness     
D. behind          
D. also            
D. fresh           
D. clever          
D. promised        
D. reminding       
D. interest
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题型:填空题

某化学试剂厂甲、乙、丙、丁4个车间排放的污水中,分别含有污染物Cu(NO3)2、HNO3、Na2CO3

NaOH中的一种,现对污水作如下处理:

①将甲的污水与乙的蓝色污水通入1号反应池,产生蓝色沉淀,将丙的污水与丁的酸性污水通入2号反应 池,产生大量气泡。

②将1号反应池上层碱性污水与2号反应池流出的酸性污水通入3号反应池,最终污水显中性,再向外排放。

回答:

(1)推断车间污水中的污染物:甲________,丙________。

(2)最终向外排放的水中含有的溶质是_______________。

(3)写出1、2反应池中反应的化学方程式和第3反应池中反应的离子方程式:

__________________;____________________;____________________。

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