这种方法可以很好地控制 XForms 上给定组件的可见性，并且不必借助于 CSS 声明。
This is a good way to control the visibility of a given set of items on an XForms, without resorting to CSS declarations.
这种方法借助于流化床技术，利用气流使颗粒、微丸处于悬浮流化状态进行包衣的一种方法。
The process can be used to apply coating film to the granules and pellets when they are in the state of suspending and fluidizing using airflow by fluidized-bed technology.
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