【Abstract】Science has played a major role in modern literature. Taking Never Let Me Go by Kazuo Ishiguro as an example......

已有的研究表明苏云金芽孢杆菌（Bacillus thuringiensis，Bt）4．0718菌株菱形晶体中含有与原毒素紧密结合的20-kbDNAs，利用PCR-RFLP分析发......

根据电力配网和地理信息系统(GIS)的特征,本文采用组件式GIS和配电管理系统(DMS)技术相结合探讨了配电网技术,着重讨论了配网分析......