石質土 的英文怎麼說
中文拼音 [dànzhítǔ]
石質土
英文
lithomorphic soil-
So these karst series problems are lowness ability of making soils, distributing odds of surface water and groundwater, leakiness of fountain, alkalescence of circumstance, lowness of bio - diversity, rapidness converse succession of vegetation and fragility of soil character and entironment. and karst region produces many problems, e. g. rock desert, soil erosion and degeneration because of artificial influence and destruction
巖溶空間介質具有地上地下雙層結構,可溶巖造壤能力低,巖溶水空間分佈不均、地表地下水關系密切、水源易漏失,偏堿性環境、生物資源集聚程度低,植被逆向演替快、順向演替難,巖溶地質與生態環境十分脆弱,受到人為因素的影響和破壞,極易產生石漠化、土壤侵蝕與退化等一系列問題。Effect of improved saline alkali soil chemical character by phosphate plaster
磷石膏改良鹽堿地土壤化學性質的效果Plants from the high-lime plots grew better on calcareous soil.
高石灰小區的植株在石灰質土上生成較好。Soil quality. determination of density of clods. paraffin coating method
土質.土塊密度的測定.石蠟塗層法Rendzina a type of brown earth soil typical of humid to semi - arid grasslands over calcareous rocks. the rendzina is rich in lime and has an upper humus - rich horizon
黑色石灰土:一種褐色的土壤,其特徵為潮濕的半乾旱的草地上覆蓋著石灰質的巖石。其富含有石灰和較高量的腐殖質。The paper made an ecological anatomy, a cultivation experiment on the lime - soil habtat and an analysis on the diurnal variation of photosynthetic an transpiration rate from three aspects of morphology, transplantation, physiology. the conclusion is that : ( 1 ) from the viewpoint of morphological anatomy, it has typical xerophyte structure such as strong root system, small leaf area, dense floss under the leaf surface, high stomatal density, the small opening degree, developed vessels and palisade tissues etc
從形態學、栽培學和生理學三方面對迷迭香進行生態解剖、石灰土上的栽培實驗以及光合蒸騰速率日進程的分析,得出以下結論: ( 1 )在形態解剖上:迷迭香具有發達的根系,較小的葉面積,葉片下表面密被絨毛,氣孔密度大,開度小,厚的角質層和發育良好的木質部和柵欄組織等典型的旱生結構。Geological characteristics of linze attapulgite clay in gansu province
甘肅臨澤坡縷石粘土礦地質特徵The dam of mania hydroelectric project is a soil - rock dam with spreading gradation soil of core wall. the height of the dam apices is 4261. 3m and the maximal height is 76
滿拉水利樞紐工程攔河壩為寬級配礫質土心墻土石壩,壩頂高程4261 . 3m ,最大壩高76 . 3m 。The heterogeneous nature of rock and soil would prohibit recording the very high-frequency components present in the pulses.
巖石與土壤的不均勻性質有礙于記錄脈沖中很高的頻率成分。Study on protection and development and utilization of soil and water resources in small basin of rock mountainous area
石質山區砬子山小流域水土資源保護與開發利用研究3m. as for lack of construction experience in using spreading gradation soil as the permeation proof body in our country at present, the author has studied the soil material carefully
針對目前國內尚沒有寬級配礫質土作為高土石壩防滲體的實際施工經驗,對土料進行了較為詳細的試驗研究工作。The spreading gradation gravelly soil is a kind of clayey coarse - grained soil. it ' s also a soil - rock mixtures. it ' s often divided into fine material and coarse material by the save of 5mm and the granutometric composition affects its project characteristics directly
寬級配礫質土是一種粘性粗粒土,是天然土石的混合料,它通常以5mm為界被分為粗料和細料兩部分,顆粒組成是決定寬級配礫質工工程特性的主要因素。The spreading gradation soil analyzed in the article is a cohesive coarse soil. it ' s a kind of crude soil - rook mixtures. it ' s often devided into fine material and coarse material by the save of 5mm and the charge of the two contents affects its project quality directly
本論文研究的寬級配礫質土指的是黏性粗粒土,是一種天然的土石混合料,其顆粒組成通常以5mm為界分為粗料和細料兩部分,這兩部分組成含量的變化直接影響到它的工程性質。Difference in stable carbon isotope composition and profile distribution of soil organic matter between brown limestone soil and yellow soil in karst areas of guizhou province
貴州喀斯特地區棕色石灰土與黃壤有機質剖面分佈及穩定碳同位素組成差異Despite the same tpyes of soils in this region ( the majority is dry red soil ), different types of soil parent materials / rocks imposed an important influence on soil infiltration due to soil degradation such as the removal of soil material and appearance of gravels / rock fragments. as a result, plant growth is closely related to the types of rocks
盡管該區不同的母質母巖發育形成相同的土壤一簡育干潤富鐵土(過去稱燥紅土) ,但母質母巖特性卻對植被生長有明顯的影響,其主要原因是土層淺薄化、石質粗骨化使土壤受巖性特徵深刻制約,導致不同土壤?母質?母巖系統表現出顯著的滲透性差異。Sand mineralogy of soils constitutes varying proportions of mica, quartz and feldspars
砂質土壤礦物質由各種比例的雲母、石英和長石組成。Net like stone soil
網狀石質土The soils in the region were characterized by thin layer, weak structure, gravel / fragmental composition, compacted surface and drought, etc. soil water properties are important factors affecting vegetative rehabilitation in spite of low soil organic content and lack in soil nutrients
乾熱河谷的土壤特徵表現為土層淺薄、土壤結構差、土壤石質粗骨性強或表土緊實、土壤乾旱等。雖然土壤有機質含量低、有效養分也較缺乏,但是土壤水分性質是植被生長恢復的關鍵制約因素。At last, a 3d - fem model is used for a soil - nailed supporting system in a classical two - layer distribution. the spatial distribution of horizontal displacement is reached by the analysis. some other analyses are made for the different ratio of length of foundation pit and the effect of the ratio on the largest horizontal displacement of the slope is analyzed
在邊坡破壞模式研究中利用有限元方法對成都砂卵石地區典型的二元體土層基坑開挖進行了數值模擬,認為其破壞並不取均質土的圓弧破壞模式,而是一種折線形破壞模式,同時建議在噴錨網支護設計中錨桿長度的變化和極限平衡分析中考慮折線形滑動面。The result showed when common montmorillonite, in which the mass fraction of montmorillonite was 75 %, was used as modifier, the bending modulus of the compound increased by more than 60 %, impact strength increased by a factor of 2, recovery ratio reduced 35 %, and the compound had good processability
結果表明,在採用蒙脫石質量分數為75 %的普通蒙脫土時,專用料彎曲模量提高60 %以上,沖擊強度提高一倍,回縮率降低35 % ,並且加工性能良好。分享友人