精度0.5级量程0~10的计量仪表,其允许最大示值误差为(),量程0~50的计量仪表

题型:单项选择题

问题:

精度0.5级量程0~10的计量仪表,其允许最大示值误差为(),量程0~50的计量仪表,其允许最大示值误差为()。

A、0.050.01

B、0.050.25

C、0.52.5

D、0.020.01

考点:油品储运调合操作工高级油品储运调和操作工高级油品储运调和操作工题库
题型:单项选择题
完形填空。
     Mr. Green worked in an office. Every morning he had __1__ with his family at half past seven, __2__ 
 his newspaper,drank a cup of coffee and then __3__ his house at eight o'clock and went to __4__ his
  train to town. 
     One morning he was still sitting __5__ at the breakfast table and reading his newspaper at five past
 eight. He asked his wife for __6__ cup of coffee. 
     "One more?" she asked. "but aren't you __7__ to the office today? __8__ you got a holiday?" "The
 office?" he looked up from his __9__ and said sadly. "I thought I __10__ at the office.
( ) 1. A. breakfast
( ) 2. A. watched
( ) 3. A. leave
( ) 4. A. make
( ) 5. A. happy
( ) 6. A. other
( ) 7. A. going
( ) 8. A. Do
( ) 9. A. book
( ) 10. A. was
B. lunch
B. saw
B. leaving
B. by  
B. happily
B. another
B. to go 
B. Did 
B. magazine
B. am 
C. supper
C. read
C. leaves
C. have
C. quickly
C. the other
C. go
C. Have
C. newspaper
C. wer        
D. sports  
D. looked  
D. left    
D. take    
D. noisily  
D. others  
D. went    
D. Has      
D. list    
D. sports  
题型:单项选择题
解下列方程:
(1)
7
x2+x
+
1
x2-1
=
2
x2-x
                 (2)
x+2
x-2
+
x+3
x-3
-2=0
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圆形滑冰场周长400米,每隔20米装一盏灯,共要装(    )盏灯。

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卡车司机甲在行车途中,被一吉普车超过,甲顿生不快,便加速超过该车。不一会儿,该车又超过了甲,甲又加速超过该车。当该车再一次试图超车行至甲车左侧时,甲对坐在副座的乙说;“我要吓他一跳,看他还敢超我。”随即将方向盘往左边一打,吉普车为躲避碰撞而翻下路基,司机重伤,另一人死亡。甲驾车逃离。甲的行为构成( )。

A.故意杀人罪

B.交通肇事罪

C.破坏交通工具罪

D.故意杀人罪和故意伤害罪的想象竞合犯

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采集重金属污染的土壤样品,其采样工具应为()。

A.铁制

B.铅制

C.不锈钢制

D.塑料制

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