statistics log统计日志statisticsn.统计学；统计；统计数字Statistics of World Economy世界经济统计statistics tolerance method统计容差法statistics-selfsimilar set统计自相似集statistics of safety in mine矿山安全统计statistics analytical method随机分析方法statistics of system inquiry系统查询统计statistics recording feature统计记录功能statistics of extreme values极值统计statistics comparison method统计方法statistics per steel tonnage吨钢统计

1. Agricultural rejectamenta is the main source of biomass resource.But it is not evaluated in agricultural statistics due to its ineffective use in a long period.
   摘要农业废弃物是生物质能源的主要来源，由于长期没有得到有效的利用，一直未纳入统计范围。