river bottom sediment

基本解釋

This article, by means of biological toxicity tests, analyzes the feature of the bottom Sediment poison pollution in the Dashahe River.
運(yùn)用生物毒性監(jiān)測(cè)方法，對(duì)深圳市南山區(qū)大沙河底泥毒物污染特征進(jìn)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.
由于岷江含沙量大，使得映秀灣水電站攔河閘在多年運(yùn)行中間室底板、上游鋪蓋和下游護(hù)坦磨損嚴(yán)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(xiàng)研究顯示，99%的河流水確實(shí)會(huì)穿過(guò)河岸邊或河底的沉積物。