CAD圆的快捷键是什么?答:;; AutoCAD常用命令,用户可以删除或修改 DT, *th_dimtool rt, *rotate rr, *mirror t, *trim ed, *explode et, *extend cf, *chamfer sc, *scale f, *fillet b, *break ccc, *copy ff, *offset ; PCCAD aliases TZ, *PC_PAPERSET XHXG, *pc_xhxg XHYC, *PC_YCXH XHXS, *PC_XSXH XHW...