Built-in type of operating system

• 嵌入式系统

Built-in type of operating system的用法和样例：

例句

1. These codes finish the initializing of the hardware and software environment, it is the key part of designing the embedded system.
   这些代码完成系统硬件和软件运行环境的初始化，是设计嵌入式系统开发的关键部分。