Inside of our country, the research about requirement management theory is superficial, the practice about developing requirement management tool is more lacked.
在国内，需求管理理论方面的研究尚不深入，开发需求管理工具这样的实践性研究更为欠缺。
The requirements management tool notes that the requirement has changed.
需求管理工具注意到需求已经变化了。
The requirements management tool notes that the requirement has changed.
需求管理工具注意到需求已经变化了。
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