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【判断题】
用活性炭进行脱色时,为了节省时间,可将活性炭直接加入沸腾的溶液中( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Which of the following statements is true?______.
A.
To decrease a receivable, debit the account
B.
To decrease revenue, debit the account
C.
To increase owner's equity, debit the account
D.
To increase an expense account, credit the account
【单选题】Which of the following statements is CORRECT?
A.
The accident occurred on a bridge,
B.
The accident occurred in New Delhi.
C.
There were about 600 casualties.
D.
Victims were rescued immediately.
【简答题】有一换热设备,准备在其外面包以两层保温材料.要达到良好的保温效果,应将导热系数较小的保温包A. 外层 B. 内层 C. 外层或内层
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