Security attribute propagation feature must be enabled on the application servers.

必须在应用服务器上启用安全属性传播特性。

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First, all of the fields use the placeholder attribute. This is an HTML5 feature that causes the placeholder text to be shown until that field gains focus.

首先，所有字段都使用占位符属性，这是一个HTML5特性，因此会一直显示占位符文本，直至该字段获得焦点。

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A powerful feature in the context of location hierarchies is attribute inheritance, which can significantly reduce the authoring and maintenance efforts for products.

位置层次结构的一个强大特性是属性继承，这个特性可以显著简化产品信息的编写和维护。

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