Errors introduced early in the communication of requirements are the most costly system errors to correct, leading to patch development and increased maintenance costs.
在沟通需求的早期引入的错误是最难纠正的系统错误,会导致开发补丁,并增加维护成本。
2
Applying a patch first to the development test environments (or perhaps to a system administration machine used for change testing before changes are introduced to development).