砂蝕 的英文怎麼說

中文拼音 [shāshí]
砂蝕 英文
sand abrasion
  • : 名詞(沙子) sand; grit
  • : Ⅰ動詞1. (損失; 虧耗) lose 2. (腐蝕) erode; corrode Ⅱ名詞(天體現象) eclipse
  1. Alternating sandstones and shales are regarded as important.

    變的巖和頁巖是很重要的。
  2. Individual sand bodies, filling erosional features cut by a river, may be elongate or arcuate depending on the course of the river.

    充填在河流切割形成的侵地貌中的各個體,在形狀上可以是伸長狀的或弓形的,這要決定於河流的河邊。
  3. 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裂隙發育,且成為強滲透地層,為此壩基的防滲成為重要問題。
  4. Rock dike inserted into quartz sandstone and was then weathered and denuded to form a precipice

    石英巖受巖脈穿插,巖脈被風化剝后形成絕壁。
  5. The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological

    分別以國家級文物保護單位的土質、巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通過膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、酸堿腐后抗壓強度的衰減、可溶鹽對保護效果的影響、酸堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機硅的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。
  6. Through studying it is shown that in chagan sag, the geothermal gradients in the center are higher than those around the sag margin and major factors influencing the characteristics of temperature field distribution are the property of geotectogenesis and the differences in tectonic portion, lithology and underground water behaviour ; there are three types of mudstone compaction, i. e. normal compaction, undercompacition and overcomepaction ; there are two pressure systems in sandstone reservoirs, i. e. normal pressure and negative pressure systems and the strata ' s being uplifted and denuded is the key factor leading to the formation of the negative pressure system in reservoir ; and the distinctive temperature - pressure field characteristics in the sag are possessed of important petroleum geological significance in hydrocarbon source maturity, hydrocarbon generation, widening on oil and gas exploration domain and selecting exploration targets, etc

    研究表明,查干凹陷中心的地溫梯度高於凹陷邊緣,大地構造性質及所處構造部位、巖性與地下水活動的差異是影響凹陷地溫場分佈特徵的主要因素;泥巖壓實存在正常壓實、欠壓實和過壓實三種類型,巖儲層段壓力類型可分為正常和負壓兩個系統,地層抬升剝是導致儲層負壓系統形成的主導因素;凹陷獨特的溫壓場特徵對烴源巖成熟、油氣生成、油氣勘探領域的擴大及勘探方向的選擇等具有重要的油氣地質意義。
  7. 2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure

    龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重,減少土壤粒含量,增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比,以及增加粉粒含量,從而降低土壤分散度,提高土壤團聚性,增加土壤團粒結構數量,改善土壤的透水性,促進良好土壤結構的形成,最終提高土壤的蓄水保肥性能,增強土壤的抗性和抗沖性。
  8. Diffusion model of sandstone subjected to hydrochloric acid corrosion

    受酸腐巖的擴散模型
  9. The effect of soft rock lithology upon its anti - erodibility

    巖巖性特徵對抗侵性影響分析
  10. There is correspondence in evaluating sulfate resistance of cement paste by three test methods such as rapid boiling, gypsum mixing and wet - dry test. high strength grade cement can meliorate property of sulfate resistance

    外摻石膏法、干濕交替法以及快速沸煮法三種實驗方法對評價水泥漿的抗硫酸鹽侵性能有較好的一致性;高標號水泥品種對抗硫酸鹽侵性能有很好的改善作用。
  11. The objection to the placer origin have centred around the softness of uranium compounds.

    反對礦成因的論據主要是:鈾的化合物不耐磨
  12. Investigation on resistance of rubberized mortar to sulfate erosion

    橡膠集料漿試件抗硫酸鹽侵性能初探
  13. 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、河口壩及三角洲平原水上分流河道微相細粒長石巖、粉巖;儲層巖石經歷了壓實,膠結,溶等成巖作用,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。
  14. On the basis of the types of sand stone, light and heavy mineral associations, planimetric map of sedimentary facies and directions of palaeoflow, it is considered that detrital material of terrigenous deposit of chang6 - 8 oil - beds in this area come from southwest provenance, northeast provenance, west provenance and south provenance, respectively, which are the denudation area of huating - longxian county in southwestern, yinshan ancient land in the northern, the denudation area of yantong mountain and tongxin to the west of yangjiajuzi - yinjiacheng county and qinling ancient land in the southern

    根據巖類型、輕、重礦物組合、沉積相帶平面展布及古水流方向等特徵的分析,認為研究區延長組長6 ? 8油層組陸源碎屑物質來自西南、東北、西部和南部四大物源區,分別為西南華亭?隴縣一帶剝區,北部陰山古陸,西部的楊家咀子、殷家城以西的煙筒山、同心地區剝區和南部秦嶺古陸。
  15. We have imported advanced equipment and instruments as fine carving machines, sparkling machines and wire cutters, etc., focus on the main production lines of stone inlaying, nameplate and sliders, apply aluminum, copper, nickel, stainless steel, fine gold, pure silver, diamond, ruby, sapphire, spar and zircon as the main materials and adopt main techniques as punching, oil pressing, silk - screen printing, polishing, sandblasting, etching, electro - coloring, stone inlaying and surface electroplating, etc. and we are specializing in design, production and sales of metal accessories for mobile phones, computers, digital products and household appliance

    現引進了進口精雕機、火花機、線切割機等先進儀器及設備,以鑲石、銘牌、滑軌為主要生產線;以鋁、銅、鎳、不銹鋼、純金、純銀、鉆石、紅藍寶、晶石、鋯石等作為材質;在製作工序上,有沖壓、油壓、絲印、拋光、磨、腐、電染、鑲石、表面電鍍等相關工藝,專業設計、生產、經營各類手機、電腦、數碼產品、以及家電產品上的五金裝飾件。
  16. C. application : it is used in making glassware - plate glass, wired glass, figured glass, hollow glass, foam glass and glass block as beer bottle, cups, vacuum flask, optical glass, fiberglass and so forth. its application is common in founding, smelting, fireproof material, cement and chemical industry

    用途:製造玻璃,耐火材料,冶煉矽鐵,冶金熔劑,陶瓷,研磨材料,鑄造,石英在建築中利用其有很強的抗酸性介質浸能力,用來制取耐酸混凝土及耐酸漿。
  17. In this paper, the erosional characteristics along the suizhong sarldy coast of the liaodong bay are analyzed by comparing nautical charts in different periods and analyzing remote sensing images and multi - year field monitoring data, and it is shown from the analysis results that the loose coastal sediments and intense coastal dynamic actions are the basic conditions for the recent coastal erosion, and the decrease in terrigenous material discharged into the sea, marine dynamic actions, coastal engineering structures and offshore sand recovery are the main affecting factors for the coastal retrogradation

    摘要通過不同時期海圖對比、分析遙感圖像和多年現場監測資料,分析了遼東灣綏中沙質海岸侵的特點,認為海岸組成物質鬆散與海岸動力作用強烈是本區現代海岸侵的基本條件;陸源物質入海量減少、海動力作用、沿岸工程建築和海上采是其海岸退的主要影響因素。
  18. The acidic liquid related to decomposition of organic mater during hydrocarbon enrichment in the late diagenesis, and m eteoric - waters during epidiagenesis, had resulted in dissolution of detrital feldspars and carbonate cements, which contributed a better retention of reservoir quality for the sandstones

    作用是巖物性改善的主要原因,尤其是晚期成巖階段,在富含有機酸和無機酸酸性孔隙流體的作用下形成一定量的次生溶孔,使儲層巖物性得到一定改善;在表生成巖階段,由於大氣降水的介入,儲層物性再次得以改善。
  19. Gully erosion, which is universal on original lands, but also the special forms, for example, hole erosion gravel erosion debris slide and debris flow, which is unusual in loess area, ( 2 ) based on a long - term fixed point experiments in proving ground of the south stackpile, the soil erosion factors have been researched quantitatively, the runoff and erosion affected factors have been made sure and the experiential models of producing water and soil have been taken in newly - constructed stage, early stage and later stage of reclamation

    確定南排土場原地貌的水模數為3700 4400t km ~ 2 ? a ;在排土場新造地貌上,擊濺、面、細溝侵、淺溝侵、沉陷侵礫化面、土瀉溜和坡面泥石流等水土流失形式出現頻率和發生程度都明顯強于原地貌。 ( 2 )以南排土場徑流試驗場長期的定位觀測為基礎,對排土場未復墾時期、復墾初期、復墾後期的土壤水影響因子進行定量研究,確定了徑流和土壤水的主要影響因子及其臨界值,建立了產流產沙的經驗模型。
  20. The erosive wear behaviors of five engineering materials, include a3 steel, 1crl8ni9ti stainless steel, high chromium cast iron, ptfe and corundum, were studied by an air blast tester under ambient

    採用氣流噴型實驗裝置測試了a _ 3鋼、 1cr18ni9ti不銹鋼、高鉻鑄鐵、聚四氟乙烯和剛玉五種工程材料的耐沖性能。
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