平面汇交力系平衡的必要和充分的几何条件是力多边形___ 。 -题库考试答案搜索网

平面汇交力系平衡的必要和充分的几何条件是力多边形___ 。

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2021-07-18 12:45

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标签：土木工程专升本建筑力学基础 20级《建筑力学基础》期末考试（镇江上元）佳木斯职业学院继续教育学院建筑工程技术高起专建筑力学平时作业2

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（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

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逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

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逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

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