成员的完整列表，这些成员属于 eve::physics::GeometryCollectionInstanceSnapshot::EdgeSnapshot,包括所有继承而来的类成员

accumulatedStrain	eve::physics::GeometryCollectionInstanceSnapshot::EdgeSnapshot
boneA	eve::physics::GeometryCollectionInstanceSnapshot::EdgeSnapshot
boneB	eve::physics::GeometryCollectionInstanceSnapshot::EdgeSnapshot
broken	eve::physics::GeometryCollectionInstanceSnapshot::EdgeSnapshot
strainThreshold	eve::physics::GeometryCollectionInstanceSnapshot::EdgeSnapshot