黃土狀土 的英文怎麼說
中文拼音 [huángtǔzhuàngtǔ]
黃土狀土
英文
loess-like soil-
In view of the natural conditions in loess area of gansu, in the light of investigation conditions of seepage of built loess and weak rock highway tunnels in this area and classification of water gushing conditions for railway tunnels, and by engineering analogism, the classification of tunnel water gushing types suited the structure design of highway tunnel waterproof and drainage, and the three methods for checking and subdividing water gushing types are presented
摘要針對甘肅黃土區的自然條件，依據該地區已建黃土及軟巖公路隧道滲漏水調查情況和鐵路隨道涌水狀態分類，運用工程類比法提出適合該地區公路隧道防排水結構設計的隧道涌水類型劃分及對涌水類型校核與細分的三種方法。Furtherly, according to their state in suffering force and their modes of initial motion, the casualty loess landfalls on the house side - slope are classified into two types of tension - sliding loess landfall and collapsed earth cave dwelling
根據土體受力狀態和起始運動方式，將宅基邊坡傷亡性黃土崩塌劃分為張裂?滑移式黃土崩塌和坍窯兩種類型，總結了其前兆、時空分佈特徵，著重分析了其形成原因。In this paper, research is emphasized on the situation of slope protection in shaanxi areas, analyses the engineering and economic effect of all kinds of slope protection, compare the traditional protection with the new, puts forward the protection principle that should be followed in shaanxi areas, study the destruction mechanism and stability analysis of high slope in ocher area, and puts forward effected and economic new protection methods
本文對陜西地區的邊坡防護狀況進行了研究，分析各種防護型式的防護效果及其經濟效益，並結合國內外的防護新技術，對傳統防護型式和新型防護型式進行了對比分析，提出陜西地區在以後的防護工程中應該遵循的原則，並研究了黃土高邊坡的破壞機理和穩定性判斷的方法，提出巖土邊坡有效、經濟的新型防護措施及其施工工藝。The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north
實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。Based on the characters of water erosion and rock clasts, the zhangxia loess is possibly a product of aeolian - talus - pluvial process
張夏黃土下部呈現明顯的水流侵蝕痕跡，中間夾有圍巖碎屑，應屬于風成、坡積、洪積成因的黃土狀土。The collapsibility on intact and reshaped loess
原狀黃土和重塑黃土的濕陷性The triaxial shear test of the original loess is carried out and the ct scanning is ongoing at the same time. combining images and data of the ct scanning with the stress - strain curve, the course of soften dehiscence damage and harden yield damage is explained by means of damage theory
進行了原狀黃土的三軸剪切試驗過程中的ct掃描，結合ct圖像、數據與應力應變曲線，利用損傷理論方法解釋了軟化開裂破壞和硬化屈服破壞過程。A series of consolidated un - drained triaxial tests with equal consolidation ratio and equal shear are done for undisturbed loess q3 samples from longxi region of gan - su province
摘要用總應力法研究了應力路徑對隴西q3原狀黃土的固結不排水剪強度的影響。This paper systematkally researched the characteristics of growth and physiology of sophora viciifolia hance ( a kind of natural shrub ) and its effects on the content of soil water, soil nutrieftt and soil physical property. the paper applied some methods and theory of plant ecology, plant physiology, physics of soil and soil chemistry etc. three different age s. viciifolia hance in the different plot were selected, caraganar land and fallow land as a comparison
本文以陜北黃土區安塞紙坊溝流域內在植被演替中佔有重要地位的天然灌木種（ 6 、 14 、 17齡）狼牙刺（ sopharaviciifoliahance ）為對象，以15齡檸條（ caraganar ）和撂荒地為對照，系統研究了狼牙刺的生長特徵、生理特性，及其生長對土壤水分、土壤養分、土壤物理性狀的影響。The investigation and study showed that caused by the influencing factors of unit of tectonics, structures of floor rock stratum, conditions of landform, seismic intensities, fault, thickness of malan loess, the distribution of seismic loess landslides is very asymmetrical, which mainly show shapes of patch, belt, line, and there are different development characteristics in different regions
現場調查顯示，受大地構造單元、基底巖層結構、地形地貌條件、地震烈度、斷裂構造和馬蘭黃土臨空厚度等因素影響，地震黃土滑坡的展布形態較為復雜，在空間上分佈很不均勻，常表現為片狀、帶狀和線狀展布，並在不同區域有不同的發育特點。Meanwhile, most aspects about this perspective are concerned, which include quantification of the soil water background of the plateau area, the regional spatial variation of soil water background and variation along the slope, mosaic structure and seasonal changes etc. the results show that : ( 1 ) for the fundamental circumstance for vegetation development is the original debilitated slope, so the perspective of soil water background specially for the loess plateau refers to the soil water conditions on the original slope. ( 2 ) the value of soil water background appears to be a descending trend from south to north based on the difference of vegetation zones. in the forest zone, soil moisture contents beneath 3m depth from the soil surface are more than 12 % usually ; in the forest - pasture zone, the values of soil moisture content beneath 4m depth underground are more than 6 % and stable, and tend to be ascending while the depth increases ; but the values in the dry pasture zone is lingering between 4 % to 6 % from the surface layer to sub - layers
發展了「土壤水分背景」的概念，並以之為基礎對其各個方面進行了研究，使之形成一個相對獨立和完整的體系，主要包括黃土高原土壤水分的背景值、土壤水分背景的區域分異、坡面分異、鑲嵌結構及其季節分異等： （ 1 ）由於植被生長發展、演替的基礎階段是天然草被群落，故認為黃土高原的土壤水分背景在概念上是特指該區天然草被群落下的土壤水分狀況； （ 2 ）黃土高原的土壤水分背景值，根據植被地帶的不同表現出自南向北逐漸降低的規律：森林地帶3米以下土層水分背景值普遍穩定地高於12 ，森林草原地帶4米以下土層水分背景值穩定大於6 ，且均隨土層的加深水分含量逐漸增加，而草原帶的土壤水分背景值自土表至底土層一直在4 6之間徘徊。Based on the serious shortage of soil moisture, soil aridity and vegetation recession in this region, the following issues are studied in this dissertation : ( 1 ) the meaning of soil water and its role in the water circulation ; ( 2 ) soil water deficit and its influence to vegetation growth ; ( 3 ) the definition of soil dried layer and the causes of its formation ; ( 4 ) soil dried layer distribution and characteristics in north of shaanxi loess plateau ; ( 5 ) the primary study of measurable index of soil dried layer
本論文主要針對黃土高原土壤水分嚴重虧缺現狀以及因之而形成的土壤干化和林草植被衰退現象，主要對以下幾方面的問題進行了研究： （ 1 ）土壤水分的意義及其在生態系統水分循環過程中的作用； （ 2 ）林草植被土壤水分虧缺狀況及其對植被生長的影響； （ 3 ）土壤干層的涵義及成因分析； （ 4 ）陜北黃土高原土壤干層的分佈及特徵； （ 5 ）土壤干層的量化指標初步研究。Based on the pilot studies on the evaluation index system and the method of sustainable development on loess plateau, this paper has designed the structure frame of the index system including three types of index including one advanced comprehensive index - the comprehensive index of sustainable development, five basic indexes and thirty element indexes, the analytic hierarchy process which can be used to calculate the sustainable development index weight supported by entropy technology. the model can be used to evaluate the sustainable development of loess plateau comprehensively integrated by mathematical method such as compositive appraisement method of hierarchy multilayer 、 main component analytical method 、 regression analytical method and so on. pilot study on the index system has been carried out on the leoss plateau of the northern shaanxi, and the results is promising
通過對黃土高原可持續發展評價指標體系和方法的初步研究，設計出了包括1個高級綜合指標- -可持續發展綜合指數、人口狀況等5個基本指標和人口自然增長率等30個元素指標的層次性指標體系結構框架，熵技術支持下確定可持續發展指標權重的層次分析法，以及由遞階多層次綜合評價、主成份分析和回歸分析等數學方法所集成的可持續發展全面綜合評價模型，並以陜北黃土高原為例進行了具體的應用分析與評價。This paper introduces the hydraulic driven driller and tools which aim at sampling without disturbing the sample. they are mostly used to sample in the lakes and loess layer
本論文介紹了環境取心鉆探機具系列中的一套：鬆散地層原狀取心全液壓鉆探機具，主要應用於湖泊，黃土等環境的取樣。There is a evolutional phenomenon to have been recognized in shaanbei loess plateau from south to north. that is luochuan district with the loess yuan ( platform land ) in south. yan ' an - an ' sai district with the loess liang ( ridges ) mainly in middle and shunde - mizhi district with the loess mao ( rounded knolls ) mainly in north. this frame and tendency is got and thought to coincide with the styles of their bedrock traditionalh ? called conformability
在長期的研究和調查過程中，發現陜北黃土高原在南北縱向上存在明顯的黃土地貌分異現象，即由南向北，大致依次為洛川黃土塬（廣義）地貌、延安?安塞黃土梁狀（為主）丘陵溝壑地貌、綏德?子洲黃土峁狀（為主）溝壑地貌。But the conflict between them was appeared during our research in field and the discussion with others. it is followed that the former with the rolling bedrock, the mid with mild bedrock and the latter with the stable bedrock relatively. the conflict between two conclusion above arise, what relationship between loess landforms and their bedrock exist
但在野外調查及同其他學者交流中發現兩者並非總體對應一致，顯示出陜北黃土高原南部黃土塬基底起伏相對較大，北部黃土梁狀（為主）丘陵溝壑區及黃土峁狀（為主）丘陵溝壑區基底相對平坦的特徵。Above all, based on analyzing the structure characteristics and its developing mechanism, the cement structural loess is made in laboratory, and the structure characteristics of intact loess and man - made cement structural loess are studied with confined compression test and triaxial compression test
本文首先在對黃土結構性及其形成機理進行分析的基礎上，用水泥作為粘結材料製成人工結構性黃土試樣，並通過側限壓縮試驗、三軸壓縮試驗對原狀黃土和人工水泥結構性黃土的結構性進行了研究。Effect of rare - earth elements la3 on growth of hairy roots and normal roots of rheum palmatum and their yield of anthraquinone
稀土元素鑭對掌葉大黃毛狀根和非轉化根生長及蒽醌產量的影響Based on the results of vertical static loading test and stress test for longhole bored pile in loess foundation, by analysing the transferring law of axial force and the action of lateral friction resistance and bottom resistance, the paper discusses the influences of two types of holing technology on bearing capacity behavior
本文通過黃土地基中旋挖鉆孔灌注長樁和泥漿護壁鉆孔灌注長樁靜載荷試驗和樁身應力的測試，分析了黃土地基中兩種成孔工藝鉆孔灌注長樁樁身軸力的傳遞規律、樁側阻力及樁端阻力的發揮性狀，探討了兩種成孔工藝對鉆孔灌注長樁承載力的影響。Much has been done on the study of the shear strength and deformation characters of loess. on the basis of the analysis of literatures about loess, triaxial shear tests and k - zero consolidation tests are carried out on unsaturated and undisturbed loess ( q3 ) which comes from longxi area in gansu province
本文以開發gds三軸試驗系統為背景，在廣泛總結前人有關黃土強度、變形特徵研究成果的基礎上，針對甘肅隴西原狀q _ 3黃土進行了非飽和原狀黃土三軸剪切試驗和k _ 0固結試驗。分享友人