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物件鎖點的 常用功能介紹
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sjgau02
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Oct 24, 2008, 9:44:23 PM
10/24/08
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物件鎖點的 常用的功能,
找線段,弧段的 端點
END
找線段,弧段的 中間點
MID
找 單獨的 POINT
NOD
找圓 和 弧 的 圓心
CEN
找圓 和 弧 的 四分點
QUA
找相切點
TAN
作 垂線
PER
找 線段,弧段,圓等 的相交點
INT
找 線段,弧段,圓周上面 的點
NEA
圖塊 和文字的 參考點
INS
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