选择题:The summer vacation is round the corner. They deci

题目内容:
The summer vacation is round the corner. They decided to ______ the holiday and study French.( )(本题2.0分)
A、 made a good use of
B、 make good use of
C、 makes use for
D、 made use of
参考答案:

钢筋混凝土轴心受压构件,两端约束情况越好,则稳定系数( )。A.越大B.越小C.不变D.变化趋势不定

钢筋混凝土轴心受压构件,两端约束情况越好,则稳定系数( )。A.越大B.越小C.不变D.变化趋势不定

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