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【单选题】
下列不属于系统误差的是：A.
被称量的试样含有微量干扰物质
B.
蒸馏水含有微量杂质
C.
使用的 天平 未经校正
D.
滴定管在使用前未排气泡
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反馈参考答案：
举一反三
【单选题】What is the definition of the term 'meritocracy' in the fourth paragraph?
A.
System of government by people of individual ability.
B.
System of government by rich people.
C.
System of inheritance.
D.
System of grading.
【简答题】Answer question: What is the term of lipids in general text books?
【单选题】The inner part of the cylinder is called ( ) .
A.
cylinder jacket
B.
cylinder liner
C.
cylinder cover
【单选题】What is the meaning of the term 'ethics'?
A.
right
B.
right or wrong
C.
good or bad
D.
wrong
【单选题】What is the term of service for this plan?
A.
3 months.
B.
6 months.
C.
9 months.
D.
12 months.
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