細長地溝 的英文怎麼說
中文拼音 [xìzhǎngdegōu]
細長地溝
英文
trough-
Gully erosion, which is universal on original lands, but also the special forms, for example, hole erosion gravel erosion debris slide and debris flow, which is unusual in loess area, ( 2 ) based on a long - term fixed point experiments in proving ground of the south stackpile, the soil erosion factors have been researched quantitatively, the runoff and erosion affected factors have been made sure and the experiential models of producing water and soil have been taken in newly - constructed stage, early stage and later stage of reclamation
確定南排土場原地貌的水蝕模數為3700 4400t km ~ 2 ? a ;在排土場新造地貌上,擊濺、面蝕、細溝侵蝕、淺溝侵蝕、沉陷侵蝕、砂礫化面蝕、土砂瀉溜和坡面泥石流等水土流失形式出現頻率和發生程度都明顯強于原地貌。 ( 2 )以南排土場徑流試驗場長期的定位觀測為基礎,對排土場未復墾時期、復墾初期、復墾後期的土壤水蝕影響因子進行定量研究,確定了徑流和土壤水蝕的主要影響因子及其臨界值,建立了產流產沙的經驗模型。A long narrow trench or furrow dug in the ground, as for irrigation, drainage, or a boundary line
溝渠,排水溝,水道在地面上狹長的溝渠或細溝,用於灌溉、排水或用作分界線By studying the principal types and character of the rocks and soils in fengjie section, the structure of reservoir bank and its combination types and the developing and distributing status of the reservoir bank ' s deformation and breakage. reservoir bank in fengjie section, which is 10. 352 kilometres long from lijia big valley to laolongdong valley, is systemic classified as 12 engineering and geology subsections. the reservoir bank being composed of rock slope is 2142 kilometres, 20. 7 percent of the whole reservoir bank
通過詳細研究庫區巖土體的基本類型及特徵、庫岸結構及其組合類型和庫岸變形破壞發育分佈狀況,對奉節新城區庫岸10 . 352km段進行了系統的工程地質綜合分段,從李家大溝至老龍洞沖溝劃分了12段,其中巖質岸坡庫岸長度2142m ,占整個庫岸段的20 . 7 ;土質岸坡庫岸總長度8210m ,占整個庫岸段的79 . 3 。
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