Understand design constraints such as designfor cost, designfor manufacturability and producibility, designfor test, designformaintainability, etc.
理解设计限制，如成本设计、制造能力和生产能力设计、检验设计、维护设计等。
2
One thing developers have come to agree on is that well-written code is maintainable, and the Dependency Inversion Principle is a sure way to designformaintainability.
开发人员所赞同的一点是：编写良好的代码易于维护，依赖性倒置原则是进行可维护性设计的可靠方法。
3
Even in environments not fully leveraging XML as a central information model, it is important to design good XML for the sake of readability and maintainability.