用量角器作一个等边三角形。
三角测量通过以分别作(顶点)的两个已知点和一个未知点形成一个三角形,来求出或定位该未知点,如在航海中。
The location of an unknown point, as in navigation, by the formation of a triangle having the unknown point and two known points as the vertices.
三角测量通过以分别作(顶点)的两个已知点和一个未知点形成一个三角形,来求出或定位该未知点,如在航海中。
The location of an unknown point, as in navigation, by the formation of a triangle having the unknown point and two known points as the vertices.
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