/// <summary>
/// 提取边到新Part
/// </summary>
/// <param name="Spart">新Part</param>
/// <param name="UserSelected">用户选择的参考边</param>
/// <returns>创建的新边</returns>
public HybridShapeExtract NwExtraEdge(Part Spart, Reference UserSelected)
{
HybridShapeFactory PartShape = (HybridShapeFactory)Spart.ShapeFactory;
HybridShapeExtract extractWeightEdge = PartShape.AddNewExtract(UserSelected);
extractWeightEdge.PropagationType = 3;
extractWeightEdge.ComplementaryExtract = false; //补充模式
extractWeightEdge.IsFederated = false;
HybridBodies PartHybodies = Spart.HybridBodies;
HybridBody PartHyBody = PartHybodies.Item(1);
PartHyBody.AppendHybridShape(extractWeightEdge);
Spart.InWorkObject = extractWeightEdge;
Spart.Update();
return(extractWeightEdge);
}