細砂粒 的英文怎麼說
中文拼音 [xìshālì]
細砂粒
英文
fine sand-
After analyzing of the whole situation, granularity is smaller. the lithology of chang 6 oil - bearing is a set of felspar sandstone. little of them are rock - scraps felspar sandstone
通過研究發現延長組6段儲層砂巖為一套中?細粒長石砂巖及少量粉砂巖,油層組砂巖遠離物源區,成分單一,表明其物源穩定。The dominant storage space is the solution micropores, the honeycomb - like solution pores and the kaolinitic intercrystalline pores. the pore throat is small to very small. the main characteristics of the reservoirs are low porosity and low permeability
砂巖的儲集空間以粒內溶孔、粒間溶孔、高嶺石晶間隙等次生微孔隙為主,具有孔徑小喉道細的特點。These may range from coarse silt to sand or pebble size.
這些顆粒的大小變化范圍,從粗粉砂級到砂級或細砂級。These particles range from coarse silt to sand or pebble size.
這些顆粒的大小變化范圍是從粗粉砂級到砂級或細砂級。Setenaly according to the analyses from selected profiles, we know that, it is cold and dry in this region during the early holocene when east asian winter monsoon ' s influence is obvious, so, it is a transition period from sand deposit to sandy soil deposit, when the layers become thinner gradually from north to south. during middle holocene, it is warm and humid, influenced evidently by east asian summer monsoon, so, it is an obivious pedogenesis, when there are generally well - developped holecene palaeosol ( so ) from north to south, and the pedogenesis in the south is better than that in the north, the soil is also thicker than that of the north. from late holocene to now, the climate changes to be dry and cold, but its changing scope is smaller than that of last glacial period
2 、就所選剖面分析來看,本區在全新世早期氣候回返,相對較寒冷乾燥,東亞冬季風影響較明顯,此時為沙層堆積向砂質土壤過渡,自北至南堆積的沙粒漸細;全新世中期氣候溫暖濕潤,東亞夏季風影響顯著,此時為明顯的成壤期,表現在自北至南普遍可見發育較好的黑壚土層,且南部的成壤作用比北部好,土壤的厚度也要大;全新世晚期至今,氣候向乾冷方向轉化,但變化幅度遠小於末次冰期。Through reiterative study over years by the author, a new principle to express the relation between aggregate particles size and the surface area was proposed, that is the specific granularity, which could solve the problem of lack of correlation of fineness modulus to the specific surface area of the sand
摘要經多年反復研究,發現了集料粒度與表面積關系法則,提出了以「比粒度」表述砂石粒度的新方法,解決了以「細度模數」表述砂子細度的不足之處,即解決了細度模數與不同細度砂子的比表面積沒有相關性的問題。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、河口砂壩及三角洲平原水上分流河道微相細粒長石砂巖、粉砂巖;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;儲層物性總體上具有較低孔滲、低孔滲的特點,孔隙類型主要為粒間溶孔、殘余粒間孔隙、粒內溶孔、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。Grain gradation, from coarser below to finer above in repeated, truncated sequences within the ellerslie sandstone is also evident.
在埃勒斯萊砂巖層段內,重復出現的截頂層序中,自下而上,由粗變細的粒級遞變也是明顯的。Material composition of the particles according to size, can be divided into beach gravel beach ( pebble beach ), sand beaches and fine sand beaches
按組成物質顆粒的大小,海灘可分為礫石灘(卵石灘) 、粗砂灘和細砂灘。These internal - tide deposits can be classified into four basic types according to their features, i. e., bi - directional cross - laminated fine - grained sandstone, unidirectional cross - bedded and bidirectional cross - laminated medium - grained to fine - grained sandstone, rhythmic thin alternating beds of sandstone and mudstone, and oolitic limestone
這些內潮汐沈積進一步劃分? 4種類型:雙向交錯紋理細砂巖型、單向交錯層和雙向交錯紋理中細砂巖型、韻律性砂泥巖薄互層型和鮞粒灰巖型。By the phenomenon came from critical sand - gravel granular mixtures slope experiment, the falling causation, form, scale, and preventing principal in sliding - sand slope were discussed. the causation can be drawn : the slope received sands from the slope top continuously ; non - uniform degree and granular size in strong weathering environment may be changing ; and the restrain in slope foot was weakened. these factors, cause the fal
結合乾燥沙石臨界單面坡實驗現象觀察,對溜砂坡災害的產生原因、崩塌特性及防治原則進行了討論,提出溜砂坡崩塌的三個主要成因:寒凍風化引起上部沙粒來源的持續不斷;坡面的風化作用使顆粒進一步均勻、細化,造成原來處于亞臨界而穩定的坡面達到臨界而容易失穩;坡腳對牽引式崩塌的制衡作用削弱,易受坡腳干擾而誘發。Ultra fine gental, natural exfoliants, can remove dead skin cells, nourish and massage the skin. add into soaps or aloe gel / base creams / base oils to make exfoliating cleanser
極微細天然粒子,可除去皮膚老舊角質,滋潤和按摩皮膚。可加在手工皂、蘆薈膠/乳霜/底油作磨砂和按摩。Grain - size accumulation percentage of the aeolian sands in the past 150 ka in milanggouwan section is mainly characterized by the aeolian palaeo - mobile dune sands, which are composed of majority fine sands and minority very fine sands. there is n ' t almost any silt and clay. those of the fluvial facies, especially the lacustrine facies and palaeosols, are mainly composed of very fine sands and also contain some quantities of silt and clay
米浪溝灣剖面150kabp以來風成砂的粒度累積百分含量以古流動砂丘砂物質為主,其中以細砂含量最高,極細砂為次,幾乎不含粉砂與粘土;河流相、特別是湖沼相與古土壤以極細砂含量占優勢,且具一定含量的粉砂和粘土。In smoke shan among the course, can is it come down to stop grades of detailed sand grain, form steady sand strain layer
在抽i油過程中,能將級細的砂粒阻擋下來,並形成穩定的砂濾層。Fine - grained feldspar sandstone is the main oil - bearing rock and chlorite is the dominant kind of clay minerals
研究結果表明,長2油藏含油砂巖以細粒長石砂巖為主,粘土礦物中綠泥石含量較高。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。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,風沙土機械組成中砂粒含量變化表現為粗砂含量的降低,中砂和細砂含量的升高,砂粒整體含量降低。Vegetation restoration also resulted in the changes of soil physical and chemical properties, i. e., the contents of organic matter, alkali - hydro nitrogen, rapidly - available potassium and the contents of fine sand, very fine sand and clay were increased significantly, while ph and the content of rapidly - available phosphorus were decreased
植被的恢復使土壤理化性質發生了變化,與恢復前相比土壤中有機質、堿解氮、速效鉀以及細砂、極細砂、粉砂、粘粒含量顯著增加, ph值和速效磷含量降低。China henan heavy industrial factory crushing and screening machines are reasonable combined with different crushers and have compacted special crossing distribution in their material processing flow design, so that they are small footprinted of fields, high quality in crushed products, low in quarry dust and they will give you high reward for your investment. their advanced electric control panel can assure the whole process discharge smoothly, runing reliable, operation easily and high efficiency in power consumption. we - sjlc can meet customers different needs for material crushing and screening
砂石料破碎生產線生產能力從5 - 500t h ,成品粒度和產量可根據用戶的不同需要進行組合及配置,可以生產石英砂建築中的粗中細砂各種規格石子: 0 . 5 - 1 1 - 2 1 - 3 2 - 4 4 - 6 4 - 8等規格,可以破碎鐵礦石鋁礦石青石石灰石花崗巖大理石玄武巖鵝卵石山石河石各種礦石渣玻璃硅石等。Three principal factors had been produced using the first derivative of the sediment reflectance as variables by factors analysis method, which indicate three kinds material source that are finer grain terrigenous sediment ( fine sand and silt ), terrigenous carbonate and biologic carbonate respectively. the trends of traveling and enriching that material sources had given
以反射率一階導數為變量,利用因子分析方法得到3個主因子,分別代表了研究區三種物質來源,即細粒的陸源物質(細砂及粉砂粒級) 、陸源的碳酸鹽物質和生物碳酸鹽物質,同時給出了三種物質來源的運移和富集趨勢。分享友人