对于已存在的应用系统，复审它们的设计和代码，提出适当的性能调整建议。

For pre-existing applications, reviewing the design and code to suggest appropriate tuning activities.

youdao

对于已存在的应用系统，复审它们的设计和代码，提出适当的性能调整建议。

For pre-existing applications, reviewing the design and code to suggest appropriate tuning activities.

youdao