The rate of return on equity reflects the relation of net profit and owner's equities. It is most comprehensive and representative in all the financial indicators.
权益净利率反映了净利润与所有者权益之间的关系，是所有财务指标中综合性最强、最具有代表性的指标。
The Return of the Native is one of Hardy's representative works.
《还乡》是托马斯·哈代的代表作之一。
Finally introduces the design process of the body, focusing on the implementation and importance of the air return, then detail the working principle of the valves by four representative functions.
最后介绍了阀体设计的过程，重点介绍了气复位的实现以及其重要性，并通过四种有代表性的机能详细阐述了阀体与整个阀片的工作原理。
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