黃粘土 的英文怎麼說
中文拼音 [huángniántǔ]
黃粘土
英文
iron clay-
He found that the red pigment proved to be iron oxide, hematite ; a yellow consisted of clay containing iron or yellow ochre ; a blue color was a finely powdered glass ; and a pale blue was a copper carbonate, probably azurite ; green were malachite ; black was charcoal or boneblack ; gray, a limestone mixed with charcoal ; and a quantity of pigment remaining in a paint pot used in the decoration, contained a mixture of hematite with limestone and clay
他發現紅顏料是鐵的氧化物赤鐵礦；黃色顏料由含有鐵或黃赭色粘土組成；藍顏色為細微的玻璃粉；而普藍就是碳酸銅，或許是藍銅礦；綠顏料為孔雀石；黑色為木炭或骨黑；灰色，石灰石混合木炭而成；而一些顏料殘留在用於彩繪裝飾的顏料瓶里，含有赤鐵礦與石灰石及粘土的混合物。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。Many research such as clay minerals, suspend in the sea, the grain size trend analysis of surface sediment, poc 6 cu and 8 c13 in bottom sediments etc. showed that : the yellow sea warm current divided the south yellow sea into two, the terrestrial material of modern sediment on the west shelf plain mainly came from the modem yellow river suspend carried by the alongshore current, and the sediment difference between the west and east side of yellow sea trough was represented by the sedimentation thickness in postglacial period, sedimentation stratum, and oxygen isotope record
粘土礦物、碳酸鹽、粗碎屑、海域懸浮體、表層沉積物粒度趨勢分析、 poc c ~ （ 13 ）及底質沉積物的c ~ （ 13 ）等多方面研究表明：以黃海暖流為主導，南黃海堆積陸架平原西側現代沉積物陸源物質主要源於黃海沿岸流攜帶的現代黃河懸移物質，黃海槽東西兩側的沉積差異主要表現在冰消期以來沉積厚度、沉積層序、氧同位素記錄上。Using the dyeing method, the surface area of xi ' an loess particles is firstly determined ; the result is clay particles have a huge specific surface area
首次利用染色法測定了西安黃土顆粒的表面積，表明粘土顆粒具有巨大的比表面積。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。Combined with the full scale models tested in - situ of prestressed concrete penstock with double circle unbonded strands and single circle bonded strands of xiaolangdi multipurpose dam project of yellow river, the advantages and disadvantages of two different prestressed systems are analyzed, the concrete stress distributions of the prestressed concrete penstock are induced and summarized during the whole tensioning strands stage. the consistence among the test results, the theory calculating and the three dimensional finite element analysis is proved. therefore, the theoretical method of prestressed concrete penstock is feasible
結合黃河小浪底水利樞紐工程在施工現場進行的採用雙層雙圈環形無粘結預應力鋼絞線和單圈有粘結預應力鋼絞線對排沙洞襯砌混凝土施加預應力的1 ： 1模型試驗，對比分析了兩種后張預應力施工體系的優劣，歸納總結了預應力筋束張拉過程中預應力混凝土壓力管道結構管壁混凝土的內力分佈規律，驗證了模型試驗實測數據、理論計算和三維有限元分析結果的一致性，確定了預應力混凝土壓力管道理論計算方法的可行性。Apart from geochemists from western countries, which paid a particular attention on amorphous iron - manganese oxides extracted by enzyme or 0. 1 ~ 0. 25m nh2oh ? hc1, our results show that the extraction of metals adsorbed by clay and bound to the carbonate in soil is most useful to identify the concealed mineralizations in the semiarid and loess covered terrains, northern china
但與國外重點關注非晶質鐵錳氧化物如酶、鹽酸羥氨提取結果不同，在我國北方半乾旱黃土覆蓋景觀區，粘土吸附和碳酸鹽結合態金屬元素的提取為最有效的提取步驟。而游離態、有機結合態的提取效果則受景觀控制變化較大。In the light of its special property being not easy to gain strength, through mechanics researches on different methods to stabilize this kind of low _ liquid _ limit silty soil as subbase material, evaluated both technically and economically, we have got a cement lime stabilization plan to meet the index requirements for non _ side _ limit strength of compression of subbase of class2 road stipulated in the specification ; by means of improving the workmanship, thickening the loose layer of soil, adding soil on covering weave fabric before compaction, such problems can be solved as very poor compaction, loose surface during compaction, roughness and unevenness, coats of layer and shear damages
本文針對黃河沖積而成的低液限粉土其粘粒含量極低、土的不均勻系數很小、膠體活性差的工程特性，通過採用不同方法穩定該類土作底基層材料的力學性能研究，從技術、經濟角度綜合評價，得到滿足規范抗壓強度指標要求的水泥石灰穩定方案。通過對原材料、試驗配合比設計、施工、等方面進行優化，從而顯著減輕了基層的早期及長期縮裂程度，從而提高了路面的耐久性。Complicated hydrologic and geographic conditions, and the large scale of the xiaolangdi hydraulic project on the yellow river are introduced briefly. three desilting tunnels are designed to meet the requirements of flood control, sediment discharge and runoff regulation. according to the performance requirements of desilting tunnels, the tunnel lining down - stream of the grouting curtain is designed to be post - tensional prestressed lining. on the basis of investigation and research, experiements and analysis, the unbonded prestressing system is used. it is the largest unbonded prestressed tunnel lining project in the world, and the first one in china
簡介黃河小浪底水利樞紐復雜的水文、地質條件以及龐大的工程規模.該樞紐設計有3條排沙洞，擔負著泄洪、排沙、調節徑流和保證進水口不被泥沙淤堵的任務.根據排沙洞的水庫運用要求，灌漿帷幕下游排沙洞洞身段設計為混凝土后張預應力隧洞.通過大量的調研、試驗、分析論證，在施工前確定該預應力方案選用無粘結預應力系統，成為目前世界上規模最大的無粘結預應力隧洞襯砌工程，在國內尚屬首例Analysis of the inter - velution ship and its influence factor between loess landslide slope failure and charecterisitics of soil and rock mass show that the range of landslide slope failure enlarges with the development of earthquake intensity, coeffient of pore pressure and cohession. it delarges with the development of angle of internal friction ; use simplicity bishop method and computer to get simplicitely and quickly usable stability anlytic figures and data table
分析黃土滑坡與巖性的內在關系及其影響因素表明，滑坡范圍隨地震烈度、孔隙水壓力系數、粘聚力的增大而增大，隨土體內摩擦角的增大而減小;採用簡化畢消普法，藉助計算機，獲得了簡捷明快、使用方便的穩定分析圖表。The analysis of grain size of later pleistocene loess covering on the northern slop of tian shan mountains and ili basin shows that the tian shan loess is composed mainly of silt, accounting for 60 - 70 %, and some clay, accounting for 15 - 20 %
摘要天山北坡和伊犁盆地晚更新世典型黃土剖面粒度分析表明，天山黃土以粉砂為主，佔60 - 70 %左右，粘粒含量一般在15 - 20 %之間。It result in water level rising, hypo - salinification aggravating, sediment silting up, the lake atrophy, marsh extending and nature disaster such as droughu waterlog ^ salinification occurring frequently. completely analysis to geology and hydrology conditions of the district along yellow river in shandong has been applied in this paper and aquifer ' s hydrological characteristic and subsurface flow ' s characteristic have been analysed as keystone in the paper. after finding out the distribution rule and formation conditions of the shallow layer " s ground water resource, divide the district into three hydrological sections according to hydrological conditions and subsurface flow characteristic
本文對山東沿黃地帶地質、水文地質條件進行了全面系統的分析，並重點分析了區內含水層的水文地質特徵及地下水運動特徵，進一步查明了淺層地下水資源的形成條件和分佈規律，根據水文地質條件及地下水運動特徵，劃分出三個水文地質區，劃分並論證了粘土裂隙含水層的形成及供水意義；確定了科學的水文、水文地質參數，為準確地計算淺層地下水資源奠定了可靠的基礎；根據淺層地下水資源形成特點，建立了地下水均衡方程式，據此，計算了區內淺層地下水資源及淺層地下水可采資源。2. the concept design is the key phase of the first stage of system optimization. the paper emphatically discusses with emphasis several issues difficulty to answer, such as the determination of the soil parameters, the soil pressure and the safety factor and the reliability of retaining structure, summaries and analyses the main geotechnical problems during the excavation on the four familiar geologic strata of saturation soft soil on the class i terrace of the yangtze river, aged - clay, expansive soil and loess and investigates carefully the patterns of deformation and destruction of pit slope in the saturation soft soil, puts forward three basic principles of selecting schemes of retaining structure, namely : facing to the problem, facing to the characteristics of excavation and environment
（ 2 ）概念設計是深基坑工程第一步優化? ?系統（方案）優化設計中的關鍵，文中重點討論了概念設計中的幾個難點問題，如土性參數的確定、土壓力的選取、深基坑工程的安全度和可靠度分析等；總結分析了飽和軟土、老粘性、膨脹土和黃土這四類常見地層條件下的深基坑工程中的主要巖土工程問題，其中重點研究了長江級階地上的飽和軟土深基坑邊坡變形和破壞模式，提出了選擇支護方案的基本原則，即：面向問題、面向基坑特點、面向周邊環境特點。The cement material consists mainly of calcite, clay, and minor amount of dolomite and pyrite
膠結物主要包括方解石和粘土，還有少量的白雲石與黃鐵礦。Although model kormanura - huang takes into account the property of visco - elastic - plastic, and can display the rheological behavior of soil, its considering on the property of plastic is very simple, so, the model can only apply for perfect plastic material
考-黃模型雖然考慮了粘彈塑性，能反映土體的流變性，但是塑性的考慮過于簡單，僅僅適用於理想塑性材料。分享友人