提出较为完善的两个电压等级序列。
Two voltage grade being perfected comparatively are put forward.
建成了较为完善的能源运输体系。
单个假设检验的理论已经较为完善。
公司的产品结构较为完善，具有综合竞争优势。
The product structure of the company is comparatively perfect, have comprehensive competition advantages.
许多国家的法律、法规对之都有较为完善的规定。
The laws of many countries, the regulations are more comprehensive provisions.
许多国家的法律、法规对之都有较为完善的规定。
The laws of many countries, the regulations are more comprehensive provisions.
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