看下這個(gè) =FXq=x%9+
EDGES !! or CURVE R(<_p"9(
R=5 !! Vertex radius of curvature '7>Yrzq
K=-1 !! Conic constant hwd{^
H=5 !! Outer aperture height (j884bu
O=0 !! Inner obscuration height 4W36VtQ@E
CONIC X 0, 0 0 -2*R 1 0 K+1, Y (O) (H) !!構(gòu)建拋物線 ue"e><c6:
SHIFT Y 1 !!偏移 ?/^x)Nm
SWEEP AXIS 360 Z !!旋轉(zhuǎn)