这就是空间三角形的面积公式。
That's the formula we've seen for the area of a triangle in space.
这个公式用于计算圆的面积。
应用基础理论推导出通流面积的计算公式，并举例说明其计算方法。
The calculating formula for flow area is giving by application of basic theory.
应用基础理论推导出通流面积的计算公式，并举例说明其计算方法。
The calculating formula for flow area is giving by application of basic theory.
应用推荐