砂基 的英文怎麼說

中文拼音 [shā]
砂基 英文
sand foundation
  • : 名詞(沙子) sand; grit
  1. Accumulations of trash and silt should be near the primary element.

    和廢料的淤積要逐漸靠攏本元件。
  2. 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,機械組成由粉粒粒粘粒逐漸過渡到粒粉粒粘粒,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以上的土壤多呈鹽不飽和狀態,表明土壤淋溶作用較強, ph值和鹽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 。
  3. Calculation of up - lift displacement of aeolian - sand spread foundation

    風積擴展礎的上拔位移控制計算
  4. At the point of maximum thickness of such a genetic increment it may be anti cipated that a cross-trending channel sandstone will be present.

    在這種因增量厚度最大的地方,可以預測將有垂直走向的水道巖存在。
  5. Therdly because of the influence of terrain and geological structure, arenaceous resources of different regions are different in mu us. sands are mainly from riverway in northwest ; from efflorescent cretaceous sandstone on account of higher topography in the middle part of mu us ; and sands resources are intricated in southeast, mainly including riverway sands, sands blown by the wind and embedded sands under so

    3 、毛烏素沙地因受地形和地質構造影響,不同區域的質來源情況不盡相同,西北部地區主要為河道沙;中部地區地勢較高,為白堊系巖裸露而風化成沙;東南部地區沙質來源情況復雜,主要有:現代河道、風積沙、也有埋藏在現代壤土之下的出露古沙。
  6. The first power station of jinping mountain lies in the west section of the yanglongjiang river from santan to shoupagou gully, with a double - curved arch dam of 305 - meter height and a normal water storage of 1880metres. the exposed strata of the damsite are marbles and arenaceous rocks of triassic and solution fissures have been developed in the marbles of the left - bank ' s dam abutment, and they have become a stratum of strong leakage. as a result, it has been an important problem for the dam foundation to stop leakage

    錦屏一級電站位於西雅礱江的三灘至手爬溝河段,壩型為305米高雙曲拱壩,正常蓄水位標高1880米。壩址區出露的地層為三疊系雜谷腦組二段大理巖和三疊系雜谷腦組三段的板巖。在勘探過程中,發現左岸壩肩大理巖體中的構造裂隙和溶蝕裂隙發育,且成為強滲透地層,為此壩的防滲成為重要問題。
  7. 2. tazhong ancient uplift originated from normal fault in paleozoic, hydrocarbon formed in ordovician period, structure reverse made tazhong uplift form from the middle ordovician period to the late ordovician period, and it provided geologic background for the deposit of silurian - devonian stratum. tazhong uplift formed at the end devonian, ancient reservoir was destroyed and asphaltum sandstone formed, structure deformation more destroyed ancient reservoir in early permian, after then the major of structure deformation is regulation

    塔中隆起源於早古生代拉張背景下的正斷層,寒武-奧陶紀為其烴源巖形成的重要時期;早奧陶世末-晚奧陶世末的構造反轉是塔中隆起的主要形成期,同時也為志留系形成地層及復合圈閉提供了古地理背景;志留?泥盆紀塔里木盆地南北緣均轉為活動大陸邊緣,形成了大量的斷裂和不整合;泥盆紀末塔中鼻狀隆起本定型,古油藏遭受破壞,形成了瀝青巖;早二疊世晚期的構造變形使古油藏遭受進一步的破壞;二疊紀后構造變動主要以調節為主。
  8. Based on available data, the study on regional structure, sedimentary reservoir and source rock characteristics shows that the basins in south china sea had experienced sedimentary evolution in faulting period and depression period, deposited thick cenozoic formation, upwardly developed alluvial fan facies, river - lake facies coastal swamp facies coastal facies, neritic facies and bathyal deposit system, regionally had 3 source rocks of eocene, oligocene and miocene, 3 reservoirs of pre - cenozoic basement buried bill, oligocene sandstone and miocene reef, with pliocene and pleistocene neritic facies and bathyal shale as regional caprock

    摘要以現有資料為礎,通過對區域構造、沉積儲層、烴源巖特徵等礎石油地質條件研究,認為南海海域各盆地經歷了斷陷期和坳陷期沉積演化,沉積了巨厚的新生代地層,自下而上發育了沖積扇相、河湖相、濱岸沼澤相、濱海相、淺海相、半深海相沉積體系,區域上存在始新統、漸新統和中新統3套烴源巖,前新生代巖潛山、漸新統巖、中新統生物礁3套儲層,區域蓋層為上新統和更新統淺海半深海相泥巖。
  9. Are molded twice based on ping, birchen, poplar and tung through kiln drying, cutting by saw, put together by machine, stiching surface, hot press, sanding light and so on

    是採用松木樺木楊木桐木為材,經過烘乾鋸切機拼貼面熱壓光等多道工序兩次成型。
  10. 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體積,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粒導電中,建立了混合泥質巖有效介質通用hb電阻率模型。
  11. A study of the application of sand - cobble foundation

    夾卵石地的應用研究
  12. Hydrotropic solution of calcium chloride is the important cryogen for refrigerator and ice making. it is also a good anti - freeze agent and agglomerating agent in construction for concrete hardening and cold hardiness of sand mortar

    氯化鈣水溶液是冷凍機用和製冰用的重要致冷劑,建上能加速混凝土的硬化和增加建築漿的耐寒能力,是優良的建築防凍劑凝結劑。
  13. It is believed that a dry sandy terrain would be particularly conductive to base surge formation.

    據信在干地帶上特別容易形成浪。
  14. Abstract : the paper introduced the application of geotech lattice, three - dimension vegetation mattress and other geotextile materials in slope protection

    文摘:介紹了在砂基壩中採用土工格室、三維植被網墊等特種土工材料的護坡應用情況。
  15. Standard guide for construction of high performance sand - based rootzones for sports fields

    運動場的高效砂基根帶的建造的標準指南
  16. In this paper, kandelia candel ( l. ) druce hypocotyls were cultivated in sand and treated with 15 % seawater for 60 days under laboratory conditions. the influence of increasing concentrations of napthalene and pyrene ( 0, 0. 1, 1 and 10mg / l ) on hypocotyl germination and growth, photosynthesis metabolism, water metabolism and membrane protection system were observed to inquire into the ecophysiological responses of mangrove k. candel to pahs phytotoxicity. moreover, the concentration and distribution of parent polycyclic aromatic hydrocarbons ( pah ' s ) in surface sediment, underground root and leaf residue of mangroves in jiulong river estuary ( fugong, north and south shores of haimen island, baijiao ), neighbouring xiamen western harbour ( dong islet ) and dongzui harbour ( fenglin ) were examined

    在實驗室條件下,分別以0 . 1 、 1和10mg l的萘( nap )和芘( pyr ) 3個梯度濃度組級砂基培養秋茄( kandeliacandel ( l . ) druce )幼苗,培養鹽度15 ,培養期60d ,以不加pahs為對照,分析了nap和pyr對紅樹植物秋茄幼苗的生長、光合代謝、水分代謝以及膜保護系統的影響,探討pahs對紅樹植物秋茄的的生理生態效應及植物性毒害( phytotoxicity )的機理。
  17. Application of high presure jet grouting technique in consolidation sandy foundation of river dykes

    高噴灌漿防滲技術在加固河堤砂基上的應用
  18. The interaction between current induced vibration and scour ofpipeline placed on a sandy bottom was investigated experimentally in a small scale model

    針對引發振動的流與置於砂基上的管道淘蝕的相互作用問題,應用小尺度模型進行了試驗研究。
  19. The method established by the experiments not only gives mechanism of dymamics scour cd pipelines on the sandy bottom but also provides reference basis for concept phase design of sub - ses pipelines

    由這項研究所建立的方法不僅給出了管道下砂基動態淘蝕的機理,而且可為海底管道的概念設計提供參考性依據。
  20. 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。
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