細粉砂 的英文怎麼說
中文拼音 [xìfěnshā]
細粉砂
英文
fine silt-
This deluxe hotel is a truly unique experience where luxury meets tranquility in a world of warm tropical sunshine, powder - white sands and the sparkling azure of the andaman sea
沐浴在熱帶溫暖的陽光里,漫步在粉白色的細砂間,徜徉於晶瑩澄碧的安達曼海邊,奢侈與安謐構成了生活的主旋律。Borax must be reduced to powder for infants
硼砂必須研成細粉才能供嬰兒使用。Investigation on agglomerate mechanism of quartz sand ultra - fine comminution
石英砂超細粉碎的團聚機理與抑制方法的研究According to rock and mineral analysis, the formation consists dominantly of detrital feldspathic fine - sandstone with medium and silt sandstone secondly. lithologically, the content quartz is lower than those of feldspar and detritus, and the cement is dominated by clay, which gives the feature of low compositional maturity and low textural maturity
館上段儲層巖性以巖屑質長石細砂巖為主,其次為中細砂巖和粉砂巖,巖石中石英含量低,而長石、巖屑含量高,膠結物以泥質為主,表現出低成分成熟度和低結構成熟度的特點。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 expansion agents can only make up the shrinkage to some extent, and the compensation effects would be reduced when the retardener and fly - ash are used. the expansion agents are not panaceas to avoid the shrinkage cracking as expansion can also reduce the concrete soundness. under bad curing condition, the polypropylene fibrillated film fiber can improve concrete ' s anti - crarking property, while the nominal steels have very unobvious effects. to reduce the concrete shrinkage thus avoid the cracking, the former factors must all be taken into account in concrete proportion design to develop sound concrete
研究結果表明,水泥的品種和用量是影響混凝土收縮值的主要因素之一,當混凝土中水泥用量超過470kg / m ~ 3時,混凝土的收縮值超過400 10 ~ ( - 6 ) ,在約束狀態下存在高開裂風險;採用細砂使混凝土單位用水量顯著提高,收縮值也大幅增加;優質粉煤灰總體上能抑制混凝土的收縮,以超量方式摻入其抑制作用更加明顯,但粉煤灰混凝土早期的粘聚性較差,應注意養護,以免失水產生龜裂;早強減水劑和緩凝減水劑都會使混凝土收縮值增加;膨脹劑只能補償混凝土部分收縮,同時受緩凝劑和粉煤灰的抑制,而且膨脹使混凝土的體積安定性增加了不確定因素,膨脹劑不是解決混凝土收縮裂縫的良方。Because the soft deposit contains silt, floury thin sand, medium thin sand, fill section and so on, the scheme of foundation treat can not be easily decided
由於軟基中含有淤泥、粉細砂、中粗砂、雜填土等,且土質很不均勻,基礎處理方案很難確定。Ping chau is made up of finely layered siltstone and mudstone
平洲由細小的粉砂巖及泥巖組成。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。On the other hand, among recently deposited soils of nanjing and its surrounding areas, there are two types of soils with special structure, that is, silty clay and fine sand interbedded strata of nanjing with appearance presenting. thousand layers cake. and nanjing fine sand with schistous grain
在南京及其鄰近地區的漫灘相新近沉積土中存在著兩種具有特殊結構性的土層:呈現粉質粘土和粉砂組合的「千層餅」狀外貌的粉質粘土與粉砂互層土和具有片狀結構的粉細砂。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。The activatory coal gangue powder ( acgp ), ground cement clinker and natural gypsum are mixed by different ratios to prepare blended cement specimens, and its mortar compressive strength performance, water usage for standard consistency, and flowability of mortar are investigated
摘要將經燃燒等過程進行活化處理的煤矸石細粉與磨至一定比表面積的水泥熟料及天然生石膏混合均勻,製成了活化謀矸石粉摻量比例不同的多組混合水泥,並對其膠砂強度性能、標準稠度用水量、膠砂流動度進行了實驗檢測。The time corresponding to the four parts along the section are as follows : the top lake - swamp sediments : holocene ; the uppart fine sand : later late pleistocene ; the middlepart sandy clay : middle - early late pleistocene ; the lowpart clayer silt : later - middle - pleistocene. the fossils and stone artifacts found in salawusu site should be formed during the last but one glacier, its age range is about 0. 13 - 0. 19 ma, and belongs to later middle - pleistocene
分析q曲線與氧同位素曲線的一致性以及以上研究結果,包含薩拉烏蘇地層的這套沉積物的沉積時代為:頂部湖沼相沉積物:全新世;上部具交錯層理的細砂:晚更新世晚期;中部粉砂質粘土:晚更新世中期至早期;下部粘土質粉砂:中更新世晚期。The dark - gray traction current deposits belong to internal - tide deposits, it develops sandstones and siltsands, and charactered with lenticular, wave, flaser bedding, bimodal cross - bedding and ripple mark
深水牽引流沉積為內潮汐沉積類型,巖性為細砂巖、粉砂巖,以發育透鏡狀、波狀、脈狀層理、雙向交錯層理、波痕等沉積構造為特徵。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。Thus it became well - known for frequent geologic - disaster and landslide in the stratum area. xigeda soft rock is made up from minute sandstone, mud siltstone, siltstone mud and mudstone. it is inland fluviolacustrine phase deposit rock with rhythm - cyclic character of depositional geology
昔格達組極軟巖屬內陸靜水河湖相沉積,主要由粉細砂巖、泥質粉砂巖、粉砂質泥巖和泥巖組成,具有明顯的沉積韻律特徵。In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects
通過分析特細山砂和機制砂的顆粒形態、粉末含量、顆粒級配等特性對自密實混凝土的工作性能和力學性能的影響,發現特細山砂、機制砂不宜單獨用於配製中低強度等級自密實混凝土,宜將特細山砂和機制砂進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設計,可生產c20 c40中低強度等級自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強度等級自密實混凝土由於膠凝材料用量少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合理選擇,確定了生產中低等級自密實混凝土的最優配合比;建立了中低強度等級自密實混凝土的工作性評價體系;提出了生產、施工及養護的質量控制技術方法。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。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