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【简答题】
主轴坐标系下, 一个确定的应力状态,其任意斜面上全应力 S 矢量端点的轨迹为一个 。
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举一反三
【单选题】____ three days to go before the final exams, shouldn’t you work harder?
A.
In
B.
On
C.
By
D.
With
【单选题】Of the three questions the first one is the ___ difficult .
A.
least
B.
much
C.
more
D.
less
【简答题】从软件开发工具的发展趋势看,___________化、网络化、___________化和标准化是值得重视的动向。
【简答题】Her last three months of life before______(give)a final, lethal injection by his doctor were filmed and first shown on television last year.
【简答题】A．A third. B．Almost half. C．Less than three-fifths. D．More than three-fifths.
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