?? ellipse.mnu
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ELLIPSE 橢圓Ctr/Pnt/Ang 中心/點(diǎn)/角Pick the center point, a major axis point, and enter the rotation angle.選取中心點(diǎn),長(zhǎng)軸點(diǎn)并輸入旋頂角Pnt/Pnt/Ang 點(diǎn)/點(diǎn)/角Pick two points on the major axis and enter the rotation angle.選取長(zhǎng)軸上的二個(gè)點(diǎn)并輸入旋頂角Ctr/Pnt/Pnt 中心/點(diǎn)/點(diǎn)Pick the center point and two points anywhere on the ellipse.選取中心點(diǎn)和橢圓上的二個(gè)點(diǎn)3#Points 3點(diǎn)Pick two points on the major axis and one on the minor axis.選取長(zhǎng)軸上的二個(gè)點(diǎn)和短軸上的一個(gè)點(diǎn)
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