base sand 中文意思是什麼

base sand 解釋
基砂
  • base : n 1 基底,基,根基,底座;底層,底子;(紀念碑等的)基址;(山)麓。2 【軍事】基地,根據地。3 根...
  • sand : n 1 沙。2 〈 pl 〉 沙灘,沙洲,沙地,沙漠。3 〈 pl 〉 沙粒;(計時用的沙漏中的)細沙。4 光陰,時...
  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,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,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;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中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. Thc island has so pcculiar and various gcologic landforms, cxccllcnt locality, comfortablc climale, clash air, charming sunshine and sand bank, sequestered environmenl, various modem coralline, abundant sea resources and beautiful lisland sceneries that it ' s not onlyan ideal place for sightseeing, traveling and leisure vocation, but alsoa science researching, educating and surveying base for lots of subjecls such as volcanic geology, geomorpny, marine biology and environmental eclogy

    島上獨特多樣的地質、地貌景觀,優越的地理位置,宜人的氣候,清新的空氣,迷人的陽光、沙灘,幽靜的環境,種類繁多的現代珊瑚及豐富的海洋資源,美麗的海島風光,不僅是觀光、旅遊、休閑渡假的理想場所,也是火山地質學、地貌學、海洋生物學、環境生態學等多種學科的科研、教學、考察基地。
  3. We find that the petrology characteristic of all the samples have no characteristic of meteoric water such as geopetal structure, infiltrative sand, ( uniform cement and gravitational cement on base of the research of the dolomite in the regions. on the dot diagram of combination of mgco3 ( mol % ) and sr, the dot are all close to the line of seawater whether they are microlite - crystalline penecontemporaneous dolostone or diagenetic dolostone of various crystals. the 87sr / 86sr value of dolostone or matrix is less than the one of sparry calcite in cave or vein, and close to the value of seawater

    通過本區白雲巖的研究發現:已有的白雲巖樣品的巖石學特徵沒有顯示出如示底構造、滲濾沙、新月型膠結物和重力膠結物等大氣淡水作用的特徵;在白雲石mgco _ 3mol百分數和白雲石sr含量的投點圖中,無論是準同生成因的泥?微晶白雲巖,還是粉?細晶(或中晶,或細晶以上的不等晶)的成巖白雲巖,均投在海水線的附近;白雲巖(或基質)的~ ( 87 ) sr / ~ ( 86 ) sr比值顯著低於與孔洞或脈中充填的亮晶方解石,且與海水值十分接近, ~ ( 13 ) c和~ ( 18 ) o值顯著高於孔洞或脈中充填的亮晶方解石,也偏向于海水值; mn含量則顯著低於孔洞或脈中充填的亮晶方解石。
  4. Analysis for the product hydration process of natural maintenance show tailings and quartz sand surface is advantage for the major influence of hydration outcome in jing pei generate " base role ", do not participate in chemical reaction basically, while steam temperature and pressure for hydration structure and form of low silicon - tailings aerocrete have obvious influence, it is why the compressive strength of two products have obvious difference

    對自然養護的製品水化過程分析的研究表明,尾礦和石英砂表面對於水化產物的主要影響是利於晶胚生成的「基底作用」 ,基本不參與化學反應,而蒸壓溫度和壓力對低硅尾礦加氣混凝土水化產物的結構、形態有著明顯的影響,導致兩種製品的抗壓強度有明顯差別。
  5. In - depth knowledge of supplier base in the following manufacturing processes / products : investment / lost - wax / precision casting, zinc die - castings, aluminum casting ( gravity & pressure ), iron casting, permanent mold casting, sand casting, powdered metallurgy, mim, steel forging, brass forging, cold forming, stamping, deep drawing, fine blanking, machining ( milling, turning, etc. ), sheet metal fabrication, screw machining, cnc machining, mould making, tool & die, assembly, fasteners, springs, etc

    對以下金屬製造工藝/零部件的供應商有資深專業經驗:脫蠟/精鑄件,鋅合金壓鑄件,鋁鑄件(澆鑄或壓鑄) ,鐵鑄件,永久模鑄件,沙鑄,粉狀冶金零件,金屬粉末注射成形件,鋼鐵鍛造,黃銅鍛造,冷鍛/冷鐓,沖壓件,拉深引深件,精密下料,機加件(自動車,數控機床,銑,車,磨等) ,板金件,制模及模具裝配、標準件,彈簧類。
  6. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  7. According to the deposit mained lithologic trap, lithologic - structure complex trap, the sedimentary system research is the base of reservoir assessment and prognosis. the gas concentration of shanxi group and xiashihezi group of permain system in tabamiao area was mainly constrolled by sedimentary facies belt. therefore, it is an important content in this geological research area that study sedimentary systems character of object layers, research combined character of subfacies and microfacies, and its regular between vertical evolution and reservoir sand bodies

    對于以巖性圈閉、巖性?構造復合圈閉為主的氣藏,開展沉積體系的研究是進行儲層評價和預測的基礎,和鄂爾多斯岔地其它地區一樣,塔巴廟區塊二疊系山西組和下石盒子組氣層的富集主要受沉積相帶的控制,因此,區內目的層段的沉積體系特徵、亞微相組合特徵、垂向演化規律和有利儲集砂體分佈規律的研究就成為該區地質研究的一項重要內容。
  8. It is decorates the cloth, the sand issued, the textile raw material, the family spin the end product production and marketing the export base, the national level the home textile product transaction center, the demonstration center, the information center

    是裝飾布、沙發布、原料紡織、家紡成品產銷出口基地,國家級家紡產品交易中心、展示中心、信息中心。
  9. Aiming at the ecological environmental deterioration of bashang, from 2002years to3 ~ 5months of 2003 years. sand - transporting quantity of land cover types were on - the - spot moinitoring in gale seaon, comparing the productivity of the main crops. improving environment and developing economy are compositively considered for applying returning cultivated to woodland and grassland to supply the base of theory and technology. the main results as following : 1 observing the sand transporting quantity of artificial grassland, stubble land and cultivate land. indicates that when wind speed is higher ( 8. 0m / s ), the sand transporting quantity of artificial grassland of 200cm reduces 35. 5 % in average more than that of cultivate land, 34. 5 % sand - transporting quantity than that of stubble land. no distinct difference between stubble land and cultivate land. and when wind speed is lower ( = 5. 0m / s ), the sand - transporting quantity of coverage is no distinct difference according to the analysis of variance

    從改善環境和發展經濟兩方面綜合考慮,為實施壩上地區「一退雙還」提供了理論與技術依據。主要研究結果如下: 1對人工草地、作物留茬地及耕翻地的輸沙量觀測表明:勁風( 8 . 0m s )下,人工草地比對照耕翻地輸沙量在200cm高度內平均降低了35 . 5 ,比作物留茬地平均降低了34 . 5 ;作物留茬地輸沙量與耕翻地差異不顯著;微風( 5 . 0m s )下,不同地表覆被類型對輸沙量的影響差異不顯著。
  10. This thesis is to analyze the project of ertan hydropower station in order to have an optimizing selection of the place for sand & stone by the means of systems analysis. this thesis will built a system to seek a best scheme about optimizing selection of the place for sand & stone by the means of analyzing and counting the basic data, building different mathematical modeling on base of man - made & machine - made stone, using dug stone and different sources of crude stone and the mixture of several material

    本文以實際工程為例,建立了料場的優化選擇系統,對原始數據的採用進行分析計算,針對人工砂石料、石碴料的利用、天然砂石料幾種不同的料源及幾種料源混合使用的情況,分別建立數學模型,進行解算,尋求較優的砂石料場選用方案。
  11. The following results of recent researches were presented on measuring stiffness of a wide range of soils such as clay, sand and gravel, characterizing anisotropic properties of soil induced by external loading, measuring stiffness of base and subgrade materials in the pavement, determining soil properties in a centrifuge model during the flight of a centrifuge, and understanding wave propagation in granular materials under micro - gravity environment with this technique

    木文報道了壓電陶瓷傳感器應用於粘土、砂和礫石等不同種類土的研究成果,對應力導致土體各向異性的研究,對路基和地基土的力學特性檢測,在離心模型試驗中的應用,以及在微重力環境下的粒狀材料中波的傳播特性的研究等。
  12. Research of step - by - step advancing implementation technique of using sand filling long bags as the base

    充沙長管袋褥墊進占施工技術探討
  13. It is an impotent part that plans and selects the place for sand & stone in the planning and the construction order of hydraulics and electric power project on base of concrete dam. material field choose and receive many kinds of restriction of terms is influence factor a lot of

    砂石料場的規劃選擇是混凝土壩為主體工程的水利水電工程施工組織設計中的重要環節,料場選擇受到多種條件的制約,影響因素很多。
  14. In the core, more than 20 kinds of lithofacies was recognized and more than 6 type microfacies including channel, inter - channel, sheet - like sand, lake and salt lake was distinguished. 2 founding stratigraphy framework through base level analysis four scales cycle was distinguished from the core. very - short term base level cycle is equal to a sediment incident

    儲層物性較差,孔隙度多在11 - 13之間,滲透率多小於5毫達西,層內夾層較為發育,層內和層間滲透率差異明顯,滲透率變異數多在0 . 7以上,孔隙喉道細小,以小於0 . 1um的喉道為主。
  15. In addition, the water resource is appraised on the issue that water yield science disposes, besides considering that the sand district produces the domestic water this time, consider sand district base on the premise that guarantee social economic development, must meet ecological environment demand ink request of sustainable development too

    另外,該次水資源評價在水量科學配置問題上,除考慮沙區生產生活用水外,還考慮了沙區在保證社會經濟發展的前提下,必須滿足生態環境可持續發展的需水要求。
  16. Among soft - base improvement methods, prefabricated drain preloading is one of the most popular vertical drain methods. it is developed from sand drain preloading method

    塑料板排水預壓法是在砂井排水預壓法的基礎上發展起來的,是一種行之有效的軟基加固方法。
  17. To the chill climate character on neimeng region, this paper selects the suitable cement content for decreasing temperature contraction cracking on road base through the test of cement stabilized sand - gravel material

    本文針對內蒙地區寒冷的氣候特點,通過水泥穩定砂礫材料特性研究,確定了合適的水泥劑量,以減輕基層產生溫縮裂縫。
  18. So the research of new technologies of sft has become an imminent task. in this paper a new consolidation system named gsps ( geogrid stone pile system ) is advanced, which is a generic term of the three treatments of geogrid stone piles, sand underlay and ribbed base

    本文提出gsps軟基加固系統的處理方案,所謂gsps ( geogridstonepilesystem )軟基加固系統即是對土工格柵碎石樁,砂墊層和加筋路堤三種方法聯合處理軟土地基的總稱。
  19. The simulated results indicate that the non - uniformity is further intensified due to the bitumen sand base ; soil resistivity in the position where auxiliary anodes are placed has significant effect on potential distribution ; there is a buried depth of anode for optimal potential distribution under different geological conditions

    結果表明:罐底瀝青砂基礎會加大電位分佈的不均勻性;陽極理深處的土壤電阻率時整個罐底的電位均有顯著影響;在不同地質條件下進行深井陽極保護時,存在一個使電位分佈效果最佳的陽極埋深點。
  20. Silica base sand

    氧化矽基砂
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