partial void DeleteSystemSlot(SystemSlot instance);
 partial void UpdateSystemSlot(SystemSlot instance);
		private void detach_SystemSlot(SystemSlot entity)
		{
			this.SendPropertyChanging();
			entity.PC = null;
		}
 partial void InsertSystemSlot(SystemSlot instance);
		private void attach_SystemSlot(SystemSlot entity)
		{
			this.SendPropertyChanging();
			entity.PC = this;
		}