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【判断题】
所谓统计分组.就是按统计研究的目的和要求,将总体单位或全部调查数据按一定的标志划分成若干组,使组内差异尽量小,而组与组之间则有明显差异,从而使原本杂乱无章的资料有序化,以便为在统计分析中提炼各种有用信息打下基础。
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】In the process of implementing the project,you discover a deliverable has not received.The seller it is not the content of the contract,but you remember clearly before you discussed this matter,even r...
A.
The deliverables may be described in the specification requirements,and not in the contract.
B.
Required to complete the deliverable.
C.
Submit requests for contract changes,in order to obtain the deliverables.
D.
equire the seller to complete the deliverables
【单选题】现代汉语词汇区别于其他语言有许多特点,其中哪一项不属于现代汉语词汇的特点:( )
A.
汉语词形较短
B.
双音节语素多
C.
双音节词占优势
D.
新词的构成广泛运用词根复合法
【简答题】氨基酸和葡萄糖在小肠的吸收机制为( )。 查看材料
【简答题】自由语素、半自由语素和不自由语素,谁的构词能力很强,在现代汉语中占绝对优势?谁的构词能力最弱,只是构词的辅助形式?
【简答题】If the Harry Potter books stand as the essential popular reading for young people, then The Da Vinci Code has captured the crown for grown-ups. With its controversial mix of storytelling and reasoning...
【判断题】为了缩短手术时间,减少动物的痛苦,组织分离时应尽可能一刀即达到病变区域。
A.
正确
B.
错误
【判断题】为了缩短手术时间,减少动物的痛苦,组织分离时应尽可能一刀即达病变区域。
A.
正确
B.
错误
【单选题】能与费林试剂反应析出砖红色沉淀的化合物是(    )。
A.
CH 3 COCH 3
B.
C 6 H 5 CHO  
C.
CH 3 CHO
D.
CH 3 CH 2 OH
【单选题】Which of the following is not an indicator that revenue can be recognized over time?
A.
The seller is enhancing an asset that the buyer controls as the service is performed.
B.
The customer consumes the benefit of the seller's work as the seller performs the service.
C.
The seller is creating an asset that has an alternative use to the seller, and the seller can receive payment for its progress even if the customer cancels the contract.
D.
None of these answer choices are correct.
【单选题】患者女性,25岁,面部、腹部突然出现大小不等、形态不一、鲜红色或苍白色瘙痒性风团,伴红晕。皮疹散在分布,部分融合成片,很快泛发全身,2~3小时后消退,不留痕迹;但新风团又陆续出现,此起彼落。无发热及关节痛,该病的诊断为
A.
急性荨麻疹
B.
荨麻疹性血管炎
C.
丘疹性荨麻疹
D.
麻疹
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