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【简答题】
对某量等级精度测量五次得： ①29.18 ②29.24 ③29.27 ④29.26 ⑤29.25 求平均值及单次测量均方根差？
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反馈参考答案：
举一反三
【单选题】When we call a word “popular”, we do not mean that it is a favorite word, ________ simply that it belongs to the people as a whole, that is, it is everybody’s word.
A.
so
B.
since
C.
for
D.
but
【单选题】听力原文： In science the meaning of the word 'explain' suffers with civilization's every step in search of reality. Science cannot really explain electricity, magnetism, and gravitation their effects can ...
A.
To explain why things happen.
B.
To explain how things happen.
C.
To describe self-evident principles.
D.
To support Aristotelian science.
【简答题】决算日营业终了，将损益类各科目余额转入______科目，收入类各科目余额转入该科目的______方，支出类各科目余额转入该科目的______方，该科目借、贷方发生额相抵，如为贷方余额即为______，如为借方余额即为______。
【简答题】决算日营业终了，将损益类各科目余额转入______科目，收入类各科目余额转入该科目的______方，支出类各科目余额转入该科目的______方，该科目借、贷方发生额相抵，如为贷方余额即为______，如为借方余额即为______。
【单选题】开挖深度大于等于（）米或开挖深度小于（）米但现场地质情况和周围环境较复杂的基坑工程以及其他需要检测的基坑工程应实施基坑工程检测。
A.
7，7
B.
5，7
C.
7，7
D.
5，5
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