Publishers typically add a topic header to the message that classifies the message according to the topic model or classification scheme of the notifications.

发布者通常向消息添加一个主题头部，根据通知的主题模型或分类模式确定该消息的类别。

youdao

You should always have a service model that classifies services according to taxonomy.

你总应该有一个根据分类法划分服务的服务模型。

youdao

The user deploys the user-specific model to the run-time component that tracks and manages milestones according to the specified rules.

用户将这个特定于用户的模型部署到运行时组件，运行时组件根据指定的规则跟踪并管理里程碑。

youdao

Silver is a much more difficult metal to stick in an economic model, according to Murenbeeld, emphasizing that DundeeWealth has in past years tried to develop a process similar to what they use for gold.

FORBES: INTERVIEW: Inflation Should Not Be A Problem For U.S., Canada, Gold Prices To Rise -- Dundee's Murenbeeld

The carrier has a well-known business model that, according to Prudential Equity analyst Bob McAdoo, doesn't always work.

FORBES: Southwest Going Nowhere

First published by UNESCO in 2007, the Model Curricula represents a generic model that can be adapted according to each country's specific needs.

UNESCO: MEDIA SERVICES