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【单选题】
用5mol/L的氯化钠溶液配制0.1mol/L的氯化钠溶液500mL,无需使用到的仪器是(  )
A.
托盘天平
B.
量筒
C.
500mL容量瓶
D.
胶头滴管
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参考答案:
举一反三
【单选题】Teaching is supposed to be a professional activity requiring long and complicated training as well as official certification. The act of teaching is looked upon as a flow of knowledge from a higher so...
A.
The author believes that it is not difficult to be a good teacher.
B.
The author believes that every person has the potential to be a teacher.
C.
The author believes that teaching is a professional activity requiring special training.
D.
The author believes that teaching is the flow of knowledge from a higher source to an empty container.
【单选题】在Excel 中,求一组数值之和的函数为______。
A.
SUM
B.
MAX
C.
MIN
D.
AVERAGE
【判断题】There is a 200 - square - meter training room in the fitness center on board.
A.
正确
B.
错误
【单选题】在Excel 2003中,求一组数值之和的函数为______。
A.
SUM
B.
MAX
C.
MIN
D.
AVERAGE
【简答题】There is a culture of respect and recognition, and there is training specifically on teamwork, a quality prized by the company.
【判断题】青竹寺窑使用玉璧型垫圈或圆形垫饼作为部分产品之间的垫隔具,通过叠烧的方式能提高产量。
A.
正确
B.
错误
【单选题】不同的记账方法,账户结构是不一样的。采用()时,所有账户都分为借贷两方(左方为“借方”,右方为“贷方”),一方登记增加的金额,另一方登记减少的金额。
A.
增减记账法
B.
收付记账法
C.
借贷记账法
D.
现金收付记账法
【单选题】在Excel2003中,求一组数值之和的函数为()。
A.
AVERAGE
B.
MAX
C.
MIN
D.
SUM
【单选题】在Excel 2010中,求一组数值之和的函数为______。
A.
SUM
B.
MAX
C.
MIN
D.
AVERAGE
【多选题】理论问题:进行回归分析时,按因变量的个数分类可分为
A.
最小二乘法
B.
高低点法
C.
一元线性回归
D.
多元线性回归
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