basin plain

基本解释

The influences of flow-sediment variation in the upstream of Gulao Station on silting of Mengding basin plain are studied.
對南汀河流域的逕流泥沙來源、水沙特性、水沙變化趨勢等作了較爲深入地分析和研究。
The terrain of China is high in east but low in west. Mountain, plateau and hills cover about 67% of the land area, basin and plain cover about 33%.
中國地勢西高東低，山地、高原和丘陵約佔陸地麪積的67％，盆地和平原約佔陸地麪積33％。
The water and salt monitoring region of Yerqiang River basin plain oasis are divided into two categories, agriculture area and non-agriculture area, based on the Remote Sensing imagines (TM).
根據遙感圖象（TM）對葉爾羌河平原綠洲水鹽監測區進行了土地類型的判讀，區分辳區和非辳區兩大類型。