The TPM file contains information such as how to convert types and names into the source language, and how the outputcode should be structured.
这个TPM文件包含了一些信息，例如：如何把类型和名称转换成源语言，输出代码结构应该如何。
2
In the second step, the T4 engine compiles the transformation class into an assembly and executes the code, generating an output text file.
第二个步骤是T4的引擎编译转换类为一个程序集并执行该代码，以产生了输出文本文件。
3
The code snippet in Listing 2 shows a loop to process every project in a DOAP file (normally, there's only one) and output data inside a element in an XML document.