Upon form submittal, the servlet will examine the classname and return results to the user.
表单提交后，该 Servlet 将检查该类名称并将结果返回给用户。
2
After the user has made the desired choices, on submittal your handler receives the ordered target list containing the choices.
用户做出选择之后，在提交时处理程序会收到排好序的目标列表，其中包含用户的选择。
3
PI Documents: a list of documents that will help principal investigators understand the goals of the LSDA project and help with the submittal of reports and data.