Command: Circle ) r" C, K$ u$ @* kSpecify center point for circle or [3P/2P/Ttr (tan tan radius)]: 3p/ j; e, A9 I% T% G5 |: c
Specify first point on circle: tan to + P# W# q' Z: v2 f! B5 ^Specify second point on circle: tan to2 y) _2 H3 J9 _( B; Y- A' f
Specify third point on circle: per to 选中心线