People used to measure the radius of nonplastic circular by the length of bowstrings in the geometric calculation .
在几何量测量中一直
弓高弦
法测量非整形圆弧半径值。
People used to measure the radius of nonplastic circular by the length of bowstrings in the geometric calculation .
在几何量测量中一直弓高弦法测量非整形圆弧半径值。
In order to reduce the error in the calculation, this article raises a measure method to the radius of nonplastic circular arc which basis on the principle of geometry.
为了降低测量误
,提出了对非整形圆弧直径测量的法。
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