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【判断题】
泊松比、剪切弹性模量、弹性模量是材料的三个主要材料常数A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】She’s hoping her first performance in the US will be the first step on the road to success, then she wants to try her ________ in Hollywood.
A.
profit
B.
fortune
C.
distinction
D.
wealth
【单选题】Our market survey informs us that you are in the _______ for tablecloths .
A.
place
B.
market
C.
product
【简答题】阅读理解。 Cosmo Books Ltd., 14, Woodman Road, Hertford Estate, Two Bridges, Rickmansworth, ...
【单选题】Our market survey informs us that you are ___audio and electronic equipment
A.
in the market for
B.
for the market of
C.
on the market about
D.
inside the market to
【单选题】Our market survey informs us that you are audio and electric equipment.
A.
for the market of
B.
in the market for
C.
inside the market to
D.
on the market about
【单选题】对因子 取 个不同水平,因子 取 个不同水平, 与 的每种水平组合重复 次试验后,对结果进行双因子有重复试验的方差分析,则以下关于各偏差平方和自由度的结论错误的是
A.
因子的偏差平方和 的自由度为 .
B.
因子的偏差平方和 的自由度为 .
C.
交互作用的偏差平方和 的自由度为 .
D.
误差平方和 的自由度为 .
【单选题】Our market survey informs us that you are Audio and Electronic Equipment.
A.
in the market for
B.
for the market of
C.
on the market about
D.
inside market to
【单选题】Our market survey informs us that you are _____ audio and electric equipment.
A.
in the market for
B.
for the market of
C.
on the market about
D.
inside the market to equipment.
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