mapping of soil erosion中文什么意思

下載手機詞典可隨時隨地查詞查翻譯

In the first place , the study processed data of remote sensing and non - remote sensing to be digital , vector , raster and imagery geocode , established geographic database of soil erosion , and calculated elements " pixel maps of soil erosion . secondly , by using model builder of arcview to establish dynamic survey model of soil losses in longchuan river drainage basin . at last , to obtain maps of status & the forecast maps for soil conservation
首先通過遙感與非遙感資料的數(shù)字化、矢柵化及圖形圖像地理配準(zhǔn)，建立了水土流失地理數(shù)據(jù)庫，并運算出水土流失各因子像元圖；在此基礎(chǔ)上，憑借arcview子模塊modelbuilder的支撐，建立龍川江流域水土流失動態(tài)監(jiān)測模型；最后運行該模型獲取水土流失現(xiàn)狀圖和防治預(yù)報圖等結(jié)果圖件，完成了研究區(qū)1998 、 1999年水土流失定量遙感監(jiān)測任務(wù)。

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