1530| 12
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SW不懂勾股定理?奇怪的發(fā)現(xiàn)。。。 |
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點評
沒錯,軟件求解的精度比我們口頭約束要高得多。這種應(yīng)該指定尺寸而不是角度,想用角度限定除非用層主你的公式,arctan。樓主這是學(xué)藝不精現(xiàn)眼了
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