另外，第二部分中按字母顺序排列的过程域的描述可能会让人感到混淆。
Plus, the process area descriptions in the second section, presented alphabetically, can be very confusing.
万一您想在运行这个样本后修改其中一个域，则可以单击一个加了下划线的特性以读取该域的描述。
You may want to click on one of the underlined properties to read the descriptions of each field in case you want to modify one of the fields after you get this sample running.
表1列出了这4种作用域，并说明了它们是否能应用于servlet和jsp页面，还给出了对每种作用域的描述。
Table 1 lists the four scopes, along with their applicability to servlets and JSP pages, and a description of each scope.
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