This is the main finding of a survey on coral reefs in the northern Sumatran islands of Weh and Aceh earlier this year. 这是今年早些时候在苏门答腊岛北部的韦岛和亚齐省开展的有关珊瑚礁普查的重要发现。
Based on the first national general economic survey data, this paper analyzed the canonical correlations between manufacturing and modern service industry of our country. 摘要利用全国第一次经济普查的截面数据对我国制造业与现代服务业的发展关系进行了典型相关分析。
