river bottom sediment

基本解释

This article, by means of biological toxicity tests, analyzes the feature of the bottom Sediment poison pollution in the Dashahe River.
運用生物毒性監測方法，對深圳市南山區大沙河底泥毒物汙染特征進行了分析。
High sediment charge of Minjiang River caused severe abrasim of barrage gate's bottom plate, upstreams blanket & downstreams fencing wall during many year's operation.
由於岷江含沙量大，使得映秀灣水電站攔河牐在多年運行中間室底板、上遊鋪蓋和下遊護坦磨損嚴重。
Professor Cardenas says his recent study shows that more than 99 percent of the river's water does pass through the river's sediment which is on the shore or bottom of the river.
卡德納斯教授表示，他最近的一項研究顯示，99%的河流水確實會穿過河岸邊或河底的沉積物。