This paper introduced the advantage and characteristic of L-series roots blower, which could substitute the liquid ring pump in the process of hydrogen transportation.
本文介绍了L系列罗茨鼓风机在氢气输送过程中替代液环泵的优势与特点。
At present, CTGU has developed into a well-known regional comprehensive university with distinct characteristic and advantage of hydroelectric power, and also solid foundation of education.
目前，学校已成为水电特色优势比较明显、综合办学实力较强、享有一定社会声誉的综合性大学。
Through comparison, the characteristic and advantage of net-support structure was indicated.
通过对比，指出了网架结构体系的特点和优点。
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