澜沧江—湄公河航道整治二期工程环 境 影 响 报 告 书(简本)二○一八年十一月1 目录1 一期工程回顾 ··························································································· 11.1一期工程实施背景 ················································································ 11.2一期工程建设内容及实施情况 ································································ 11.3一期工程航道整治影响及效果分析 ·························································· 51.4一期工程环境影响回顾小结 ···································································· 72 拟建二期工程概况 ····················································································· 82.1工程地理位置及范围 ············································································ 82.2项目建设背景 ······················································································ 92.3工程建设标准及规模 ············································································ 92.4工程建设方案 ·····················································································122.5工程实施计划 ··············································...