本实验介绍如何使用32位MASM汇编器编写适用于DOS和Windows环境的程序。首先,从官网下载masm32v11r.zip并解压,运行install.exe安装到D盘。然后,在Windows的cmd.exe中启动DOS命令行模式,编写并保存为hw.asm文件。程序内容如下:.386 .model flat, stdcall option casemap :none include masm32includewindows.inc include masm32includekernel32.inc include masm32includemasm32.inc includelib masm32libkernel32.lib includelib masm32libmasm32.lib .data HelloWorld db "Hello World!", 0 .code start: invoke StdOut, addr HelloWorld invoke ExitProcess, 0 end start。最后,通过ml工具编译链接:d:masm32binml /c /Zd /coff hw.asm。