Use case descriptions: Textual descriptions of the major services provided by the system under discussion.

用例描述：用文字描述系统提供的主要功能。

youdao

The system under discussion is suited for the naval steam turbine verification calculation and performance analysis for off-design conditions.

该体系适用于舰用汽轮机的校核计算和变工况性能分析。

youdao

The capacity of the system under discussion covers collecting exam questions and generating tests automatically, on-line examination and automatic evaluation, maintenance of test bank and so on.

该系统实现试题的采编与试卷的自动生成、在线考核与自动评卷、试题库优化和维护等事务，能适应高校多学科、多专业的需求。

youdao

But the health select committee says the government has done little to explain how the system will work in practice, despite the plans being under discussion since 2010.

BBC: Chemotherapy