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三角学/实际示例:抵达端口的油轮
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来自维基教科书,开放世界开放书籍
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三角学
行驶距离
格丁尼亚港口
这个实际示例将利用正弦和/或余弦计算油轮行驶的距离
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"实际示例:屋顶面积"
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"最难解的三角形"
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书籍:三角学
华夏公益教科书