原模型名gemini-3-pro-preview-11-2025在vertex渠道中发起请求回复为status code 404: Publisher Model projects/.........../gemini-3-pro-preview-11-2025 not found.意为“模型未找到/不存在”。 
而模型名gemini-3-pro-preview的请求回复为status code 404: Publisher Model projects/........../gemini-3-pro-preview was not found or your project does not have access to it. Please ensure you are using a valid model version. For more information, see: ht...