仿射渐屈线

affine evolute的用法和样例：

例句

Construct the cardioid and its evolute.建构心脏线及其渐屈线。

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发表于:2018-12-01 / 阅读(133) / 评论(0)

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英语新闻

2007年VOA标准英语-UN Agencies Call For 'Green Revolution' in Afri

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associated components

blanket cleaning control