The background of Globallast Risk Assessment Activity is introduced,and the methodology,technique of BWRA,work tasks,implementation of BWRA in Dalian and the sense of BWRA is introduced as well.

• 介绍了全球压载水管理项目风险评估活动 (BWRA)的背景、采用的技术手段、活动的工作计划、在项目演示地大连开展的情况和活动的意义