指的是采用从其他instance拷贝的方式建立新instance的方法
* BuiltInParameter::FAMILY_LEVEL_PARAM - More over, there's parameter for offset: BuiltInParameter::INSTANCE_FREE_HOST_OFFSET_PARAM, which is I believe for family instances, and IS relative to level. Hope these help. Report 1 Like Reply Message 5 of 8 Sean_Page in re...