砂粒體 的英文怎麼說

中文拼音 [shā]
砂粒體 英文
psammoma body
  • : 名詞(沙子) sand; grit
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 體構詞成分。
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉逐漸過渡到,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土與粘中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. Based on the effective medium hb resistivity models in laminated or dispersed shaly sands proposed by berg, the general effective medium hb resistivity model in laminated and dispersed shaly sands is established. in the derivation of the model we assume that clay - bound water fraction is included in total pores, clay - bound water and formation water have the same resistivity, and yet the difference of electrical properties between the two waters is incorporated into clay grain conductivity

    本文首先基於berg提出的層狀泥質或分散泥質巖有效介質hb電阻率模型,並在總孔隙中考慮粘土結合水的積,但不考慮粘土結合水與地層水導電性的差別,而將粘土結合水與地層水的導電性差別歸結到粘土顆導電中,建立了混合泥質巖有效介質通用hb電阻率模型。
  3. This dissertation presents a hypoelastic constitutive model with four material constants in describing the mechanical behavior of granular materials under loading. analysis results of the model have good coincidence with those of triaxial experiment of the standard sand under different relative density. the model can describe the contractant and dilatant phenomena of granular materials

    提出了一種含4個材料常數的亞彈性本構模型,來描述散在加載時的力學行為,本模型的分析結果與不同相對密度下標準的三軸實驗可較好地吻合,能反映散的剪縮、剪脹現象,還對如何用三軸實驗數據來確定這4個材料常數,給出了適宜的計算方法。
  4. This paper, based on the grain - size analysis and the comparative result of the mz - o scatter gram of ancient aeolian sands in milanggouwan section with the modern dunes in mu us desert, holds that fossil eolian dunes are a proxy of the dune activation, and be regarded as " desert process ", while the overlying fluvio - lacustrine and palaeosols on the dunes are regarded as inter - desert process

    文中根據度分析及古今丘的mz ?散點圖比較結果,認為古代風成丘特別是古流動丘是丘活化的現,視為「沙漠期」 ,而丘上覆的河湖相沉積與古土壤發育則可視為「間沙漠期」 。
  5. From sedimentology symbol such as rock assembled, sediment gradus, sandstone grading analysis, protogene sedimentary structure, ichnofossile and logging facies etc and palaeoenvironment background, it is confirmed that shen84 - an12block s34 segment is braid river delta system, not fan delta system ( abrupt slope ). then it can be more partition as braid river delta plain sedimentary assembled, delta front sedimentary assembled and prodelta sedimentary assembled on core and log assembled. and delta plain sedimentary assembled can be identified four microfacies : braided distributary channel, crevasse splay, overbank deposits and interdistributary bay

    沉積微相研究是儲層非均質性研究的基礎,研究區有豐富的巖芯資料和測井資料,通過巖石組合、沉積韻律,度分析、沉積構造、古生物遺跡和測井相等沉積學標志,結合古環境背景,確定沈84 ?安12塊s _ 3 ~ 4段為辮狀河三角洲系,而不是前人所認為的扇三角洲(陡坡型)系,在巖芯和測井組合上可進一步劃分為辮狀河三角洲平原沉積組合、三角洲前緣沉積組合和前三角洲沉積組合,其中三角洲平原沉積組合又可識別出辮狀分流河道、決口扇、分流河道邊部和分流間灣四種微相類型;三角洲前緣沉積組合識別出水下分流河道、水下分流河道邊部和分流河口壩三種微相。
  6. 2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure

    龍須草能改善紫色土的土壤結構龍須草純種植被和林草立種植植被能不同程度地降低土壤容重,減少土壤含量,增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比,以及增加粉含量,從而降低土壤分散度,提高土壤團聚性,增加土壤團結構數量,改善土壤的透水性,促進良好土壤結構的形成,最終提高土壤的蓄水保肥性能,增強土壤的抗蝕性和抗沖性。
  7. Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and oolitic porosity of some limestones

    原生孔隙度以問孔隙度和某些石灰石的晶間和鮞狀孔隙度為代表。
  8. The big dipper colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill

    七星膠磨工作原理充分動靜磨盤齒形斜面的相對運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流超微粉碎、乳化、分散、均質、攪拌等功能,可代替並優于石磨,磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。
  9. Seven stars colloid mill principle of work full sound of something astir grinding pan tooth profile incline relative motion but becomes, high speed revolves, another static causes the material to receive the enormous shearing force and the friction force through tooth profile incline between material, at the same time and so on under the complex strength function causes the material for the fluid ultramicron smashing, the emulsification, the disperser, isotropically at the high frequency vibration and the high speed whirlpool, to stir and so on the function, may replace and surpass the stone mill, the sand blast machine, the ball mill, the breast is uniform machine, cuts the mulser, three rollers machine, organizes working efficiency and so on the stamp mill

    七星膠磨工作原理充分動靜磨盤齒形斜面的相對運動而成,其中一個高速旋轉,另一個靜止使物料通過齒形斜面之間的物料受到極大的剪切力和摩擦力,同時又在高頻震動和高速旋渦等復雜力的作用下使物料為流超微粉碎、乳化、分散、均質、攪拌、混合等多種功能,可代替並優于石磨,磨機、球磨機、乳勻機、剪切乳化機、三輥機、組織搗碎機等工作效率。
  10. The variations in trace element contents and ratios may hold up a mirror to the lake - level fluctuations and climatic changes, which, in turn, have exerted a direct and important effect on the sequence stratigraphic development. collectively, the reservoir rocks from the yanchang formation consist dominantly of the delta front subfacies subaqueous distributary channel and channel - mouth bar microfacies and delta plain subfacies subaerial distributary channel microfacies fine - grained feldspar sandstones and siltstones. the reservoir rocks have been subjected to three stages of diagenetic and porosity evolution : ( 1 ) the porosity reduction by the mechanical compaction and chemical pressure solution during the early diagenetic stage ; ( 2 ) the porosity increase by the dissolution during the a substage of the late diagenetic stage, and ( 3 ) the porosity reduction by the cementation and filling during the b substage of the late diagenetic stage

    系統的儲層特徵研究表明,該區延長組儲層成因類型主要為三角洲前緣水下分流河道、河口壩及三角洲平原水上分流河道微相細長石巖、粉巖;儲層巖石經歷了壓實,膠結,溶蝕等成巖作用,歷經早成巖機械壓實和化學壓溶孔隙縮小期、晚成巖a亞期溶蝕作用孔隙擴大期及晚成巖a亞期( b亞期)膠結充填孔隙縮小期三個成巖-孔隙演化階段;儲層物性總上具有較低孔滲、低孔滲的特點,孔隙類型主要為間溶孔、殘余間孔隙、內溶孔、晶間孔及晶間溶孔,裂縫不發育,儲集巖排驅壓力和中值壓力較高,孔隙結構類型以細小孔-微孔隙,微細喉-微喉型為主。
  11. We have two up - to - date 10, 000kva tilt - pour fusion furnaces of bfa brown fused alumina with a capacity of 60, 000tons of bfa blocks, one refractory grain production line of 30, 000tons, one abrasive grain production line of 30, 000 tons and one micropower production line of 5, 000tons. the company is capable of making consistent high quality a serial of bfa products due to advanced process, technology and well managed quality control system. that is why the final products find market in the united states, canada, australia germany, italy, japan and

    公司擁有兩臺具有世界先進水平的10000kva棕剛玉傾倒式冶煉爐,年產棕剛玉塊60000噸,還有年產30000噸制生產線, 30000噸段生產線, 5000噸的微粉生產線,公司以先進的生產工藝和技術,健全的質量保證系iso9001取證單位,生產出具有國際先進水平的性能穩定質量高的棕剛玉系列產品,並遠銷美國加拿大澳大利亞德國義大利日本及香港等國家和地區。
  12. Hebei chida manufacture and trade co., ltd minerals branch - the zhengding plant is mainly processing and handling all kinds of minerals, with advanced equipment of minerals powder, zhengding plant processes and deal with on minerals raw material, and do strict test on the raw material and product with perfect test instrument, for guarantee the quality of product before delivery to the user. at the present, the main product of zhengding plant is cenosphere, ceramic beads and high - aluminum sand

    河北馳田工貿有限公司礦物分公司下屬工廠-石家莊正定工廠主要加工和經營各種礦產品,利用較為先進的粉處理設備,對礦產品進行再加工和處理,並利用完備的實驗設備對原料和產品進行嚴格的檢測,以保證出廠前產品的質量。目前主要產品有漂珠,陶和高鋁
  13. Preparation of steel substrates before application of paints and related products - specifications for metallic blast - cleaning abrasives - chilled - iron grit

    用塗層材料及有關產品塗覆前鋼基的準備工作.金屬噴情理磨料的規范.冷淬鐵
  14. Erosive resistance of grey cast iron matrix composite has been investigated, on the condition of different volume fraction of wc and erosive angles and volume fraction of. the results showed that, the erosive resistance of composite with volume fraction of 27 wt % was the best ; volume abrasion rate of composites with different erosive angles was maximum at 50 angle, but volume abrasion rate was less at 0 and 70 angle ; on condition of the same volume fraction of wc and larger size of quartz sand in slurry, volume abrasion rate increased

    結果表明:碳化鎢積分數為27的灰鐵基復合材料的耐沖蝕磨損性能最佳;不同沖蝕角下復合材料的積碳化鎢顆增強鐵基表面復合材料及其沖蝕磨損性能研究摘要磨損量在50 「沖蝕角處最大,在0 」和70 」沖蝕角處較小;在碳化鎢顆積分數相同的情況下,當漿料中的石英度大時,其積磨損量增大。
  15. 4. in the process of spontaneous vegetation recovery of blown sand soil, coarse sands ( l - 0. 25mm ) content gradually lower, middle sands ( 0. 25 - 0. 05mm ) and fine sands ( 0. 05 - 0. 02mm ), silt, clay content gradually higher in mechanical composition

    4 、在自然植被恢復過程中,風沙土機械組成中含量變化表現為粗含量的降低,中和細含量的升高,含量降低。
  16. The special ring - type with three - dimensional depth of a product of function of the products is filtered layer, can stop sand one above 0. 06mm, and is developing into the steady sand cake constantly, form the protective screen of the second dish of sand control, it is particularly remarkable to block sand performance

    產品作用本產品特殊的具有立深度的環狀過濾層,能阻擋0 . 06mm以上的,並不斷發展成為穩定的餅,形成第二道防屏障,擋性能尤為卓越。
  17. The centrifugal force, gravity force and centripetal buoyancy teceived by sand and liquid are different for the density difference between sand and liquid

    旋流器的進料壓力需根據度分佈,固液之間的密度差異等來確定。
  18. En iso 11124 - 3 preparation of steel substrates before application of paints and related products. specifications for metallic blast - cleaning abrasives. part 3 : high - carbon cast - steel shot and grit

    塗料及相關產品應用前鋼基的預處理.金屬噴射清潔磨料的規范.第3部分:高碳鑄鋼噴丸及
  19. 4. the non - linear interaction mechanism derived from the scale of system was discussed. the paper deemed that, falling sliding face is not a rectilinear type, the non - linear coupling of falling factors sharply enhanced in large sand - pile ; the stabilization of surface layer sands are different in the time and space, especially the stating probability is higher than halting, and probability of fault in slope foot is higher than top as well ; the faulting forms will be affected by bounder situation strongly

    大尺度散坡面的崩塌滑動面,一般並非直線形,在崩塌過程中的耦合作用將增大落沙規模;理想化的沿直線坡面滑動情況,坡面表層的穩定性也並不是在時間、空間上都均衡的,可以造成起動容易止動難,或坡角失穩概率大從而牽連整個坡面的情況;長大高陡坡面的失穩形式,可以受坡腳(邊界)的巨大影響。
  20. A formula is proposed for calculating the sand content of different size in the case of matching particle size of sand, thus obtaining the correlation between ultrasonic attenuation and density of solid particles in the pulp, as well as particle size

    提出了在礦徑尺寸級配情況下的不同徑時的礦含量的公式,並由此得到了超聲波衰減與礦漿中固濃度、度之間的關系。
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