河砂 的英文怎麼說

中文拼音 [héshā]
河砂 英文
bank sand
  • 河 : 1 （天然的和人工的大水道） river 2 （指銀河系） the milky way system; the galaxy 3 （特指黃河） t...
  • 砂 : 名詞（沙子） sand; grit
  1. There are three genetic types of mineral deposits in the beiya ore district : cu - au polymetallic deposits related to alkaline porphyries, comprising porphyritic cu - au deposits and polymetallic skarn deposits related to quartz - albite porphyry and quartz - k - feldspar porphyry ; fe - au deposits related to gabbro or basalt magma, consisting of magmatic fe - au deposits and sedimentary polymetallic deposits formed in caves and lakes ; and palaeo - placers formed at the weathering surface, in lakes and in karsts

    北衙金礦有3種成因不同的礦床：與堿性斑巖有關的銅金多金屬礦，包括與石英鈉長斑巖和石英正長斑巖有關的斑巖型銅金礦床和矽卡巖型多金屬礦床；與輝長玄武巖漿有關的鐵金礦床，包括熔漿型鐵金礦床和噴流沉積型多金屬礦床，後者又有洞穴和湖相沉積環境之分；及古砂礦，有古風化殼型砂礦、河湖相古砂礦和洞穴沉積古砂礦。
  2. The soil is classified to tidal sandy soil, derived from river alluvium with sandy loam texture

    土壤分類為河流沖積土發育的潮汐沙土，砂壤土質地。
  3. These may eventually coalesce to form an anastomosing system of channel sands within a broad valley.

    最後它們在寬闊的河谷內連接起來，形成一個交織的河道砂系統。
  4. The late ordovician - silurian - devonian - early carboniferous stratigraphic division and correlation, including the chronologic correlation of the donghe sandstone, which are the old great difficult key stratigraphic problems interfering with the development of the oil and gas exploration in the tarim basin, are synthetic studied by systematically applying chemobiostratigraphy. several important relevant stratigraphic boundaries are recognized, and the donghe sandstone is attributed to the frasnian, late devonian. the results of the study in particular proves that chemo - biostratigraphy has great significance and is a practical tool for high resolution stratigraphic division and correlation, especially for the region and or the bed with rare fossils

    首次系統應用化學生物地層學對長期遺留的嚴重阻礙了油氣勘探開發步伐的塔里木盆地重大疑難地層問題：晚奧陶世志留紀泥盆紀早石炭世地層劃分對比和東河砂巖時代等進行了綜合研究，釐定了幾條重要的相關地層界線，並將東河砂巖的時代確定為泥盆紀晚泥盆世弗拉斯期。這些研究成果表明，化學生物地層學對高解析度地層劃分對比尤其是對在化石缺乏地區和層段進行地層劃分對比工作有重要的意義和實用價值。
  5. River placers, river quarry, acquisitions and marketing

    河砂礦、河石礦、收購和銷售。
  6. The best substrate for broom is river sand, followed by mountain soil and perlite. the time and humidity are the other two factors studied

    扦插基質也影響生根率，結果表明，金雀花扦插以河砂為基質效果最好，山泥次之，珍珠巖效果最差。
  7. Aiming at the factors affecting the strength of paste filling material, the relation between affecting factors and strength of paste filling material is revealed on the basis of a lot of experiments in the lab, in which the river sand was used as skeletal material

    摘要針對影響膏體充填材料強度的因素，通過大量的試驗，揭示了以河砂為骨料的膏體充填材料強度與各影響因素間的關系。
  8. Directed by new theories and approaches of sedimentology, diagenesis and reservoir evaluation, focused on marine clastic reservoir of donghe sandstone member, in tarim basin, strata and depositional system of donghe sandstone member are classified ; typical depositional facies types, depositional model and horizontal distribution have been studied through depositional facies analysis of 17 single wells, combined with seismic data. major diagenetic events, stages and " four history " collaboration have been systematically analysesed, furthermore, the relation between reservoir diagenesis and porosity evolution has been built ; thorough studies on reservoir lithology, physical property and pore structure, reservoir development related to depositional envoironment, diagenesis and tectonic has been discussed ; reservoir has been evaluated and predicted by five influential parameters drawn from the results of the study on depositional facies, diagenesis and reservoir characteristic. in the end, favourable reservoir body distribution has been pointed out

    本論文以沉積學、沉積巖石學、沉積成巖作用與儲層地質學、儲層評價技術的新理論新方法為指導，以塔里木盆地巴楚組東河砂巖段海相碎屑巖儲層為主要研究對象，通過17口典型井的單井地層沉積相分析和成巖作用分析，結合地震資料，對東河砂巖段地層和沉積體系進行了詳細劃分，研究了東河砂巖段分佈區的典型沉積相類型、沉積模式及其平面展布特徵；系統分析了東河砂巖段碎屑巖儲層的主要成巖事件、成巖期次及其四史配置關系，指出了儲層成巖與孔隙演化的關系；深入研究了東河砂巖段碎屑巖儲層的巖石學特徵、物性分佈、孔隙結構等特徵，著重討論研究了沉積環境、成巖作用和構造作用對儲層發育的影響；運用「權重」評價法結合地層沉積相、成巖演化和儲層特徵研究的結果，選取了五個對儲層發育有重要影響的參數對儲層進行了整體的評價和預測，指出了塔里木盆地東河砂巖段儲層有利儲集體的分佈狀況。
  9. The contrast experiment of twig propagation of fast - growing castanopsis fissa by four treatments in three different cutting medium indicated : the cutting medium has a significant effect on the survival rate, the interaction of the cutting treatment and the cutting medium has evident effect on the survival rate. castanopsis fissa twig which is cut and planted at once has the best survival rate in the cutting medium of garden soil mixed with sands. it reaches 87. 5, but in the garden soil, it reaches only 70, and in other mixture, it is below 20. therefore, had better be planted in the medium of garden soil mixed with sands, and be planed after cutting at once

    速生菇木樹種? ?黧蒴栲嫩枝經過3種插床基質和4種插條處理的扦插對比試驗，結果表明：插床基質對其扦插成活率有極顯著影響；插條處理及其插床基質的交互作用對扦插成活率存在顯著影響；黧蒴栲嫩枝扦插在園土十河砂混合基質上現剪現插最好，成活率可達87 . 5 ，在園土基質上現剪現插次之，成活率可達70 ；而其它組合成活率都不到20 ，黧蒴栲嫩枝扦插生產上應選用園土或園土+河砂作為插床基質，並要現剪現插。
  10. The design strength of the new concrete is c40, which adopts 525 # common portland cement, the sand is middle wide river - sand, the radius of coarse aggregate is 10 - 30mm. the surfaces of the old concrete which are harnessed are divided into i, ii, iii three type faces

    Znfl ， ao新混凝土設計強度等級選用c40 ，採用525 』普通硅酸鹽水泥，砂是中粗河砂，粗骨料的粒徑為川30mm 。老混凝土表面處理后的表面分為1型面、 11型面、 ill型面三種類型。
  11. On the point favorable reservoir zones are predicted. it is suggested that donghe sandstone and bioclastic limestone members should be main targets of oil - gas exploration in the region

    據此作出有利勘探區帶預測，建議將東河砂巖段和生屑灰巖段作為本區油氣勘探的重要目標。
  12. The sand is lack in the western china, so preparing self - compacting concrete with low and middle strength with super fine mountain sand and artifical sand is necessary

    西部地區河砂匱乏，應用特細山砂和機制砂配製中低強度等級的自密實混凝土是西部地區迫切需要開發的混凝土工程技術。
  13. To braided stream deposit, the fluvial sand body is distribute largely and continuously, so the heterogeneity is poor relatively, the relation of injection and production is better in the case of rare wells, about all wells have come on water, only in some thin sandbodys or bad physical layers there is some low flooded strata

    對辮狀河砂體，平面上大面積連續分佈，在平面及層內非均質性弱，在較稀的井網下注采關系就較完善，目前平面上幾乎所有井點都已水淹，只有局部由於砂體厚度變薄，物性相對變差而存在一些低水淹部位。
  14. To meander channel, because the channel continuously moved, form duplicate fluvial sand bodies largely, and there are many area of non sandbodies or in fluvial sandbodies, there are some abandoned channel, all make the continuous of sandbodies poor upper the meander channel sandbodies, so remained oil is mainly distributed in sandbodies in fluvial channel, abandoned channel and non sandbodies area nearby

    對曲流河砂體，由於平面上曲流河反復遷移和改造，以側蝕和側積方式形成了面積廣闊的復合曲流河砂體，內部發育有許多尖滅區及河間砂體，邊部及內還存在一定數量的廢棄河道，從而使曲流河上半部側向連通性變差，這類砂體中剩餘油主要分佈於河間砂、廢棄河道部位及尖滅區附近。
  15. The change regularities of lining pressure and the failure process of surrounding rocks in permeation which a special sand is used as model materials are successfully simulated. the basic theory is established for the study of same type and the scientific basis for the tunnel prop design in saturation rock is provided

    採用特定的河砂作為模型材料成功地模擬了破碎圍巖隧道在遇水情況下襯砌的受力變化規律及巖體的破壞過程，為開展同類型研究奠定了基礎理論，為飽水巖體隧道開挖支護設計提供了依據。
  16. For sand, glass bean, quartz sand and pvc, pressure fluctuations were measured at different conditions. furthermore, statistics analysis, power spectral density ( psd ) analysis and chaos analysis of pressure fluctuations in gas - solid cfb were conducted. an investigation of the effect of circulating solid flux, superficial gas velocity, height from riser bottom and particle property on the parameters ( e. g

    本文測定了河砂、玻璃珠、玻璃砂和pvc四種顆粒在不同固體循環量、不同表觀氣速、不同軸向高度下的壓力波動，進而對氣固循環流化床壓力波動時間序列進行了統計分析、功率譜分析和混沌分析。
  17. Applied seismic forward modeling part : accurate interpretation of the donghe sandstone pinchout by post - stack seismic forward modeling

    用疊后地震正演模擬方法精確解釋東河砂巖尖滅點
  18. Effect of impact angle on erosion of the steels used for hydraulic turbines under impacting of sand particles from the yellow river

    黃河砂沖擊下水輪機用鋼沖蝕攻角效應
  19. According to the results of testing and analysis, the characteristics of reservoir and cap beds are analyzed in carboniferous in the area and it is pointed out that donghe sandstone, bioclastic limestone, sandstone - mudstone and limestone members are better reservoir in the region, and lower mudstone, middle mudstone and upper mudstone members are better and regional cap beds

    以測試分析結果為依據，分析工區石炭系儲蓋特性，指出東河砂巖段、生屑灰巖段、砂泥巖段和灰巖段為區內較好的儲集層段，下泥巖段、中泥巖段和上泥巖段為良好的區域性蓋層。
  20. The results of well - to - seismic calibration are effective by selecting permian igneous rock and carboniferous double - peak limestone as the reference layers, adjusting appropriately acoustic velocity and choosing the most suitable wavelet

    利用上述方法，以哈得四油田二疊系火成巖及石炭系雙峰灰巖為參考層，選取與研究區地震數據吻合性最好的子波，合理地調整聲波速度，對哈得四油田的主要儲層東河砂巖進行井震標定，獲得了較為理想的效果。
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