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【单选题】
利用鼓风机的压头来强制通风的方式称为（ ）。A.
负压式通风
B.
平衡通风
C.
正压式通风
D.
自然通风
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反馈参考答案：
举一反三
【简答题】carefully plan the way you're going to ask a question, make a statement
【单选题】膜结构屋面面积图应如何计算其面积()
A.
按设计图示尺寸以需要覆盖的水平面积计算
B.
按设计图示尺寸以斜面积计算
C.
按设计图示尺寸以水平投影面积计算
D.
按设计图示尺寸以面积计算
【单选题】You issue this statement：ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What does the statement generate？（）
A.
A text copy of the control file.
B.
A binary copy of the control file.
C.
A file containing a SQL statement which will re-create the database.
D.
A file containing a SQL statement which will re-create the control file.
【单选题】Passage One 2. What is the role of the statement "Our careersprovide the most concrete evidence that we're moving forward." withreference to the previous statement in the paragraph?
A.
To present a contrast.
B.
To provide a definition.
C.
To offer further explanation.
D.
To illustrate career development.
【简答题】商品流通企业在采购商品过程中发生的进货费用，应计入存货采购成本；如果进货费用金额较小的，可以直接计入当期损益。（ ）
【单选题】carefully plan the way you’re going to ask a question, make a statement, etc.
A.
predict
B.
frame
C.
reinforce
D.
witness
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