邊界土壤 的英文怎麼說
中文拼音 [biānjiètǔrǎng]
邊界土壤
英文
border soil-
The approach for dealing with the upper surface boundary conditions to adapt the complicated situation such as infiltration of precipitation or irrigation, surface ponding, runoff formation, evaporation and evaportanspiration as well as the alternative occurrence of these situations are proposed
提出了適應降雨灌溉、蒸發等復雜的上邊界條件的處理方法，可以用來統一計算土壤剖面降雨灌溉入滲、地表積水、地表產流、蒸發、蒸騰以及當這些現象交替出現時的水分運動過程。( 2 ) some studies are made for the subject of various effects on wave propagation and ground motion of multi - dry, multi - saturated, and alternate dry and saturated soil layers. a comprehensive computer program is compiled, accounting for soil dilatancy, linear and non - linear constitutive relation, rigidity degradation and suiting to any combinations of soil layers, dry and / or saturated with different thicknesses, properties, continuity conditions at interfaces, and inputs at base and top boundaries. from the numerical results obtained for a quite large number of typical cases, some knowledge of general trends of response for, especially, the cases of alternate dry and saturated soil layers are gained both quantitatively and qualitatively
（ 2 ）對不含水土層分層排列、飽水土層分層排列、不含水土層與飽水土層分層交錯排列情況下對波傳播和地面運動的影響做了一些研究，考慮到土壤的剪脹性、線性和非線性本構關系，剛度退化等因素，編制了可適用上述各種情況和任意多土層（包括含水或不含水、力學性質不同、厚度不同、邊界連續條件不同等） ，在不同基底輸入或上邊界輸入作用下的通用分析程序，通過對相當數量的典型情況進行的分析計算，得到了一些趨勢性的認識，特別是對飽水與不含水土層分層交錯情況，取得了一些新認識。According to the theoretical and practic al simulation of isothermal and non - isot hermal movement of water and salt ， and bo undary with mulch ， this paper introduces the status of studying advances in simul ation and coupled modeling on moisture m ovement ， heat transfer ， and salt transportin soils ， especially the soils with stra w mulch. based on summarizing above ， the f eatures of concerned models and desirable development are discussed briefly
分別從等溫和非等溫水鹽動態模擬以及覆蓋邊界層三個方面，以秸稈覆蓋條件下土壤水、熱、鹽耦合運動規律模擬研究為重點，介紹了50年代以來土壤水熱鹽數學模擬的研究成果，並簡要論述了有關模型的特點及今後的發展方向。Yang and xie 9 developed a numeri - cal model for the moving boundary problem through reducing it to a fixed boundary problem by a coordi - nate transformation. it is necessary to reduce the a subsurface runoff parameterization with water storage and recharge based on the boussinesq - storage equation 623 computational cost of the groundwater model so that it can be applied to a land surface model for climate studies
文獻9通過一個坐標變換將運動邊界問題轉化為一個固定邊界問題，進一步改進了該土壤水模型的數值計算方法，使其減少計算量，達到能在一般通用的模式中實際應用They include compiling a computer program which permits to incorporate various constitutive relation of soil skeleton, dilatancy, stiffness deterioration etc. comparative studies are made for various cases of soil stiffness, resistance of percolation, drain condition on boundary, loading form, constitutive relation, and stratification
通過計算對各種土壤剛度、滲透條件、邊界透水條件、荷載形式、本構關系和不均勻性等情況做了比較研究，發現了一些新規律和新現象。並對它們做了一些討論和分析。The mathematical model and boundary condition of soil temperature field in finite region was established through analysis geometry model of underground heat oil pipeline
通過分析埋地熱油管道的幾何特性建立有限區域內停輸時熱油管道土壤數學模型和確定邊界條件。In the third chapter, we can obtain the soil temperature field expression under the different depth and the different time through carrying on the analysis of the temperature field of the symmetry semi - infinite big object under the periodic variation boundary condition
在第3章，通過對勻質的半無限大物體周期性變化邊界條件下的溫度場進行分析可以得出在不同深度、不同時刻下的土壤溫度場的表達式。The time - domain scattering is computed via fdtd method, which is particularly well adapted to frequency - dependent soil. this method is processed prior to a fast fourier transform ( fft ), which is performed to come back to the frequency domain
主要包括用於有耗土壤和樹干計算的頻率相關fdtd演算法- （ fd ） ~ 2td ，以及吸收土壤凋落波的gpml吸收邊界，確立了樹干散射的時域演算法模型。The results were announced on thursday 12 january, along with confirmation of two new cases : bird flu has now also struck sanliurfa province, near turkey ' s southern border with syria, and siirt province, in the eastern part of turkey
結果是在1月12日（星期四）宣布的，同時還證實了兩個新病例：禽流感還襲擊了尚利烏爾法省和錫爾特省，前者在土耳其與敘利亞接壤的南部邊界附近，後者在土耳其東部。分享友人