通过计时观察资料得知:人工挖二类土1m3的基本工作时间为6小时,辅助工作时间占工序作

题型:单项选择题

问题:

通过计时观察资料得知:人工挖二类土1m3的基本工作时间为6小时,辅助工作时间占工序作业时间的2%。准备与结束工作时间、不可避免的中断时间、休息时间分别占工作日的3%、2%、18%。则该人工挖二类土的时间定额是( )。

A.0.765工日/立方米

B.0.994工日/立方米

C.1.006工日/立方米

D.1.307工日/立方米

考点:造价工程师工程造价计价与控制造价工程师工程造价计价与控制2006年
题型:单项选择题
完形填空。
听短文,根据所听内容选出短文中划线部分词的同义词或同义短语。
     Mr White works in an office. One day, when he had lunch, a friend   1   him. They were very   2   and talked a lot. Then they looked at the clock on the wall. It was time to go to office. He had to say goodbye to his friend
and left. It was raining   3   and the streets were wet. He drove too fast to see the red lights. He couldn't stop his
car and hit a car in front of his. An old man got off and   4   angrily, "What are you doing? Do you want to hit me
to death?"
     "I'm sorry,sir,"said Mr White."I didn't find the lights turned red. Then he brought out a bottle of wine and
gave it to the old man.
     "It's very cold today,sir,"said Mr White."Please drink a little, then you'll be warmer."
     The old man drank some wine and became happy. "I'm feeling much better now.   10   drink any? "he asked.
     "I can't drink anything now,sir,"answered Mr White."I'm waithing for the policeman to come. Only drunkards(酒鬼) cause accidents, you know."
( )1. A. visited  
( )2. A. sad    
( )3. A. a little 
( )4. A. shouted  
( )5. A. What about
B. asked for    
B. glad       
B. heavily      
B. sang         
B. Would you mind 
C. sent for      
C. surprised  
C. big          
C. smiled       
C. Why not    
题型:单项选择题

设R是一个关系模式,如果R中每个属性A的值域中的每个值都是不可分解的,则称 R属于 ______。

A.第一范式

B.第二范式

C.第三范式

D.BCNF

题型:单项选择题

下列实验现象的描述正确的是(  )

A.硫在空气中燃烧产生蓝紫色火焰

B.氢气在氧气中燃烧产生蓝色火焰

C.铁丝在空气中燃烧,火星四射,生成了一种黑色固体

D.甲烷在空气中燃烧,产生明亮的蓝色火焰

题型:单项选择题

Rh血型不合约有多少发生在第1胎()

A.20%

B.10%

C.30%

D.40%

E.罕见,除非接受过输血、换血治疗

题型:单项选择题

某分部分项工程的人工、材料、机械台班单位用量分别为3个工日、1.2m3和0.5台班,人工、材料、机械台班单价分别为30元/工日、60元/m3和80元/台班。措施费费率为7%,间接费费率为10%,利润率为8%,税率为3.41%。则该分部分项工程全费用单价为( )元。

A.245.25

B.248.16

C.259.39

D.265.53

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