FEM#GEOM#REF FEM幾何參照#Point-Point 點(diǎn)-點(diǎn)Bars between Datum Points.基準(zhǔn)點(diǎn)之間連桿。Point-Surface 點(diǎn)-曲面Bars between Datum Point and its projection on surface.基準(zhǔn)點(diǎn)與其在曲面上的投影之間的連桿。Point-Edge 點(diǎn)-邊Bars between Datum Point and its projection on edge.基準(zhǔn)點(diǎn)與其在邊上的投影之間的連桿。Chain 鏈Chain of bars.連桿鏈。Curve 曲線Bars along a Datum Curve.沿基準(zhǔn)曲線的連桿。Surf-Surf 曲面-曲面Contact between surfaces.曲面之間的接觸。