in this paper, microbial flocculant was applied to rapid dewatering of river dredging sediment, which features in high-efficiency, poison-less and eco-friendly.
而将微生物絮凝剂用于河道疏浚底泥快速脱水,具有高效、无毒、无二次污染的特点。
for the purpose of improving environment for a long time at the lower reaches of tarim river, discuss river improvement, include river dredging and ecological sluices.
为了从根本上解决塔里木河下游的生态环境问题,探讨了下游河道生态整治工程,包括河道疏浚输水线路选择和设置生态闸的问题。
finally the marketization of river dredging and cleaning as well as its social and environment benefits was discussed by taking an example in a town of yangzhou city.
最后实证研究和分析了汉留镇「以地养河」的河道清淤、保洁市场化模式及其产生的经济、社会及环境效益。