Analysis of legacy systems and applications.
遗留系统和应用程序分析。
However, there are some legacy systems that do not support DMA.
但是也有很多以前的体系不支持直接存储器存取。
Indeed tests are even more important for legacy systems already in production.
对于已经在生产中的遗留系统，测试确实更加重要。
So your business strategy for change in technology should incorporate legacy systems.
因此您在技术变更方面的业务战略应该将遗留系统包括进来。
Legacy computerized systems should also follow this design qualification procedure.
现有计算机系统，也必须遵循设计审核程序。
Legacy computerized systems should also follow this design qualification procedure.
现有计算机系统，也必须遵循设计审核程序。
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