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调用getModelsByType方法获取不到模型id。 1.和三维场景制作人员确认是否加了模型标签。 2.如果加了还获取不到，可能是model标签太多，导致消息堵塞。 3.需要分批次添加model标签，比如比如model1 ，model2，model3，都是可以获取到的