Verilog的testbench写法。网上搜集的内容。有好几个文档。-Verilog for testbench written. Online collection of content. There are several documents.

学习资料：详细说明了如何用Verilog语言编写Testbench文件-Learning materials: detailed descr iption of how to use Verilog language Testbench file