Command: Circle$ P" g- M0 M' H, b! l, D
Specify center point for circle or [3P/2P/Ttr (tan tan radius)]: 3p ! T' k+ M9 `0 r' R! |; }Specify first point on circle: tan to * c( S& k1 {. J* h& s. F! I$ ASpecify second point on circle: tan to3 c& |0 N# P# J/ \6 W) D
Specify third point on circle: per to 选中心线