粗粒粘土 的英文怎麼說
中文拼音 [cūlìniántǔ]
粗粒粘土
英文
coarse grained clay-
In the same time, according to the fracture test results, the influence mechanism of aggregate size on fracture toughness of adherence of new and old concrete is discussed and analyzed, which is verified by manse of the fractal theory
同時根據新老混凝土粘結斷裂試驗結果,分析了粗骨料最大粒徑對新老混凝土粘結斷裂韌度的影響機理,並用分形理論對影響機理進行了驗證。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。It is made of sand, cement and lightweight aggregate, etc. some of the lightweight aggregates include pumice, stuff, expanded clays ( haydite ), etc. lightweight aggregate concrete can provide the same strength as the normal concrete with less weight
輕骨料混凝土是一種用量較大的新型混凝土,其密度在850kg m ~ 3至1950kg m ~ 3之間,由粘土陶粒,粉煤灰陶粒等粗骨料以及常用的砂,水泥,水等材料製作而成。The organic matter, total n, hydrolytic n were increased, then reduced with the increase of abandoned time. the loss of organic c got up to 59. 4 % in abandoned land. in 0 - 20cm, the sand content of 0. 25 - 0. 05mm was increased gradually, the average content of sand in the abandoned land was up to 76. 84 %, the sand contents of silt and sand was gradually reduced, the soil mechanic compose became coarse
隨撂荒年限的增加,土壤有機質、全氮、堿解氮等主要養分均表現出先降低后增加的趨勢;撂荒地有機碳的損失平均達到59 . 4 ;在撂荒地表面0 - 20cm范圍內, 0 . 25 - 0 . 05mm粒徑的砂粒含量逐漸增加,各撂荒地砂粒平均含量達76 . 84 ,粉粒和粘粒含量逐漸降低,土壤機械組成出現粗化現象。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 bulk density was 1. 2 g cm - 1. the soil contents about 60 % of silts and about 15 % of clays. a slope adjustable flume of 3 by 8 m was subdivided into 15 mini - flumes of 0. 2 by 8 m
土壤顆粒以粉沙為主,粉沙粒占總量的60左右,粘粒約佔15左右,容重約為1 . 2gcm ~ ( - 1 ) ,試驗前將土樣風干並過1 1cm的粗篩。The research showed that pam could improve soil structure, and greatly increase the stabilization of soil aggregates, so soil crust development would be decreased. fifthly, soil grain that controls rainfall splash erosion was obtained, the influence of soil clay was very great during initial stages of rainfall. with rainfall going on, soil coarse sand and fine sand would control the splash erosion
五、控制土壤濺蝕的主要土壤粒級:在降雨初期土壤的的粘粒對濺蝕速率的影響較大,隨著降雨歷時的延長,土壤中的細砂和粗砂成為濺蝕速率影響較大的因子;六、對土壤濺蝕影響較大的土壤結構特徵因子:降雨5分鐘時,土壤的滲透系數對濺蝕速率的影響較大,隨著降雨的繼續進行,土壤的團聚度一直對土壤濺蝕速率影響較大。Coarse grained soil is composed of sand and gravel, stone residual, blasted stones etc., which has a characters of less cohesive force among grains and strong ability of water penetration. it is a kind of soil of loose grain structure with better utilization properties in the engineering
粗粒土是指砂礫石、砂卵石、石渣、爆破開採的石料等粗顆粒土石混合料,具有粗顆粒間粘結力小、透水性強的性質,是一種鬆散的顆粒狀結構,具有良好的工程使用性能。Aminobenzenesulfonic acid super - plasticizer is selected though cement paste test, which be provided with high water - reducing property, low slump loss and good compatibility with cement. according to the request of super high early strength, admixture rf is obtained though tests to compare performances of different accelerators and admixtures. experimental research and analysis are carried out on coarse aggregate ' s grain - size effect and composite aggregate ' s bulk - density to take sensitivity of coarse aggregate into account
通過水泥凈漿試驗比較選擇了減水率高、坍落度損失小、與水泥適應性好的氨基苯磺酸鹽高效減水劑;針對超早強的性能要求,試驗比較了不同早強劑及早強性摻合料的性能表現,研製了早強性能顯著、與高效減水劑和水泥相容性較好的rf摻合料;考慮到修補混凝土對粗集料粒徑的敏感性,對粗集料粒徑效應及混合集料堆積密度進行試驗研究與分析;並對修補混凝土的抗折、抗壓、新老界面粘結強度以及抗凍性等進行了試驗研究。The main contents of this paper are as follows : 1. the fracture test results of 87 adhesive specimens of new and old concrete are presented. the failure patterns and main influencing factors of the specimens are discussed and analyzed, such as interfacial roughness, types of adhesive agent, size of the aggregate, adhesive ages of new and old concrete
進行了四組24水平共計87個新老混凝土粘結試件的斷裂試驗,討論了新老混凝土粘結的斷裂機理及影響斷裂性能的主要因素,如老混凝土界面的粗糙度、界面劑類型、混凝土粗骨料最大粒徑、粘結齡期等。Using this result, as evaluating, to vertical oil - gas sealing evaluation of several major faults in northern wuerson sag, good suitability is gained
模擬結果表明,斷裂帶巖石顆粒粒度越粗,封閉油氣所需要的粘土含量越低,反之則越高。In this paper, with complete calculation micro - mechanics method, mass concrete was taken as three - phase composites, which consists of mortar matrix, aggregate and bond between matrix and aggregate. with nonlinear finite element method, the simulation of static and dynamic mechanics performance of the uniaxial compress concrete specimen of dongjiang arch dam and simple supported beam specimen of xiao wan arch dam was studied by means of the software of msc. marc. the number of all kinds of mortar matrix was calculated according to grading of aggregate of three graded concrete and walraven function
本文採用完全細觀計算力學方法,將大體積混凝土在細觀層次上看成是由粗骨料顆粒、硬化水泥砂漿及其二者之間的粘結界面組成的非均質復合材料,採用非線性有限元方法,在對大型商業有限元軟體? msc . marc二次開發的基礎上,對東江拱壩的三級配混凝土軸壓試件、建設中的小灣拱壩三級配混凝土梁試件在靜、動荷載下的力學性能和破壞過程進行了數值模擬。2. based on the adhesive fracture test results of new and old concrete with the three point bending test method, the main influence factors of the adhesive fracture toughness are analyzed by means of the square - residual method. the multi - factor formula of adhesive fracture toughness is put forward, which will give the reference to the repairing and strengthening of concrete structures
在新老混凝土粘結斷裂試驗的基礎上,對影響新老混凝土粘結斷裂性能的主要因素進行了顯著性分析,各因素對粘結斷裂韌度影響的顯著性大小依次為界面粗糙度、界面劑類型、粘結齡期、混凝土強度、混凝土粗骨料最大粒徑等;並給出了新老混凝土粘結斷裂韌度的多因素計算公式,可為工程設計和加固維修提供參考。分享友人