英语定语从句的翻译

The followings are the results of the research in which thousands of students participated.
in which. 介词后+which.

Following is the result that/which is researched by thousands of students.
照我这样翻译，that和which是一样的
等等我继续写ing

That is the result that thousands of students'
that不只是能指物,还能指人
而which只能指物,不能指人