渭河 的英文怎麼說

中文拼音 [wèihé]
渭河 英文
wei he
  • 渭 : 名詞（渭河） short for the weihe river
  • 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...
  1. In order to elaborate the app licability of osl to loess, especially single aliquot regenerative protocol ( sar ), involving stimulation of the same disc with an infra - red laser diode followed by blue leds to polymineralic fine - grains of loess, such explanations as light bleaching, preheat, anomalous fading, prior - ir exposure were investigated in this paper. for drawing adequate coarse grains from loess, quartz and feldspars, as well as loess, were etched by hydrofluoric acid and fluorosilicic acid. the sequence of ages of holocene loess in weihe rivier basin has been established by single - aliquot ( sar ) and multiple - aliquot using fine - grains and sar using coarse - grains

    本文通過渭河流域全新世黃土的光曬退實驗，地表黃土樣品的d _ e值測定，細顆粒單片的預熱、反常衰退、紅外暴露實驗，說明釋光測年在全新世黃土中應用的可行性及單片再生劑量法（ sar ）在黃土細顆粒中的適用性；為了從黃土中分離出足夠的粗顆粒，進行了純石英和長石的氫氟酸（ hf ）和氟硅酸（ h _ 2sif _ 6 ）溶蝕實驗，黃土粗顆粒石英溶蝕分離實驗；通過細顆粒單片、多片的blsl 、 irsl和post - irosl ，熱釋光，及粗顆粒石英的blsl的年代測定，選擇適于全新世黃土的釋光測年方法，並建立了渭河流域全新世黃土的年代序列。
  2. The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north

    實驗結果表明：粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用；磁化率和全鐵很好地指示生物風化成壤作用； sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用；總有機碳（ toc ）含量的高低，在一定程度上反應了土壤發育過程中氣候和植被狀況的變化，指示著成壤過程中腐殖質化的程度； caco3含量的變化，可以反映了黃土古土壤形成時的風化成壤作用的強弱程度，指示成壤過程中的淋溶作用和次生碳酸鹽化作用；並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異，即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。
  3. Effect of water and sediment variation on erosion and deposition of weihe river bed

    渭河水沙條件變化對河床沖淤的影響分析
  4. 2. by the analysis of grain - size accumulative centigrade content, grain - size composition and grain - size parameters performed on samples in baijiaziu profile and mafangtan profile, nine stages of hydrological and climatic changes since the last 1300 years have been distinguished. the first, the third, the fifth, the seventh and the ninth layers of the stratigraphical sequence are finer while the second, the fourth, the sixth and the eighth are coarser

    據此，將白家嘴剖面劃分為9個地層單位， 4個沉積旋迴，其中剖面1 、 3 、 5 、 7 、 9層較細， 2 、 4 、 6 、 8層較粗，並認為此沉積序列表明近1 . 3ka以來渭河古水文與古氣候大致經歷了9個變化階段。
  5. With advantageous water, soil and organisms resources, the dadiwan culture, the yangshao culture, the longshan culture and the xiashang culture developed, original settling - down dry farming culture formed gradually, which laid sound foundation for agriculture civilization in the weihe valley ; among which, land use of arable farming was replaced largely by pastoral farming in the mixed area of agriculture and animal husbandry in north weihe region between 4 000 - 3 000 a b. p., because of dry and cold weather resulted in environment deterioration and soil degradation. at the beginning of 3 100 a b. p.,

    在8500 3100abp全新世大暖期，渭河流域水、土、生物資源條件優越，人類發展了大地灣文化、仰韶文化、龍山文化和夏商文化，逐步形成了原始定居旱作農業類型文化，從而奠定了渭河流域農業文明的基礎，其間在4000刁000ab衛，渭河流域北部的農牧交錯帶，由於氣候的逐漸冷干化，導致水、土、生物資源退化，造成旱作農業土地利用方式由遊牧業取而代之。
  6. The thesis imposed some means to control sediment despoil of lower wei - river resulted from dong zhuang reservoir in the light of the research results and model - test a ) dong zhuang reservoir ? dispatch should be combined with the water coming from the higher wei - river, which can utilize fully the ability of holding sediment of water coming from wei - river

    結合模型試驗及分析結果，提出了東莊水庫對渭河下游淤積的控制措施：東莊水庫結合渭河上游來水情況進行調度，充分利用渭河上游來水的挾沙能力。
  7. ( 2 ) there is stage of soil formation from the evolution of pedogenic environment in the weihe valley during holocene. soil formation shows the law of evolving from warm and wet strong soil formation period to cold and dry dust deposition period ( weak soil formation period ) and to warm and wet strong soil formation period again. the loess - soil sequence is a compound soil sectional system of different kinds of soil evolution under different bio - environment and pedogenic processes

    （ 2 ）通過對全新世渭河流域成壤環境演變問題的討論，揭示了全新世渭河流域土壤的發育具有階段性，表現為由溫濕的強成壤期向冷乾的沉積期（弱成壤期）演變、再向溫濕的強成壤期演變的規律；黃土一古土壤序列是不同生物氣候環境下、不同成壤過程發育的不同土壤類型演替而形成的復合型土壤剖面體系；而且由於冬夏季風環流及其環境效應在空間上的差異，使得復合型土壤剖面體系也存在著南北差異。
  8. In the end, we forecasted the evolutionary trend of the river terraces in the mid - tail of weihe river according to their evolutionary characteristics

    最後，根據渭河中下游各河谷階地的演化特點對其演化趨勢進行了初步的預測。
  9. By the analysis and study, it is showed that : 1 ) the lower weihe river main channel was at a balanceable state between aggradation and degradation and floodplain of the lower weihe river is a tiny aggradation state before the construction of the sanmenxia dam ; 2 ) the severe aggradation of the lower weihe river bed is mainly caused by the increasing riverbed elevation at tongguan after the construction of the sanmenxia dam ; 3 ) the main reason leading to the increasing riverbed elevation at tongguan is the unreasonable operation of the sanmenxia reservoir ; 4 ) the rate of the riverbed aggradation at tongguan reach and the lower weihe river reach are speeded by adverse condition of incoming water and sediment recently

    然後以實測資料為基礎分析研究了三門峽建庫前後潼關高程的變化規律以及渭河下遊河道的沖淤演變規律，分析研究表明：建庫前渭河下游主槽處于動態沖淤平衡狀態，灘地處于微淤狀態；建庫后，渭河下遊河道發生嚴重淤積主要是由於潼關高程的抬升造成的；潼關高程的抬升主要是由於三門峽水庫的不合理運用造成的，近期不利的水沙條件加劇了潼關河床的抬升速度和渭河下游的淤積。
  10. Weihe basin is just located in the interjunction of many tectonic systems, where present many multi - faults

    摘要渭河盆地地處多個構造體系的交匯部位，呈現多條斷裂帶。
  11. Analyzing of water quality of weihe river in baoji

    渭河寶雞段水環境質量綜合評價分析
  12. The comparison of the component particles of baijiaziu profile and mafangtan profile with that of modern flood plain substance of weihe river indicates that the river impetus of weihe river has gradually been getting weaker, which reveals that it has gradually been getting dryer since the last 1300 years

    西安高陵白家嘴河流沉積物粒度隨深度的變化及其與渭河現代河漫灘沉積物粒度特徵的對比表明，渭河近1 3ha來有流量減少，流速減慢，水深變淺的發展趨勢。
  13. Because of serious sedimentation for the downstream section of the wei river, the conventional forecasting method cannot get satisfactory results

    在探討了gis與圖形交互技術的應用方面，有所前進。渭河下遊河道淤積嚴重，一般洪水預報方法效果不佳。
  14. Accordingly, it is urgent and important to study the effect of different tongguan riverbed elevations on aggradation and degradation as well as the flood elevation of the lower weihe river

    因此，研究不同潼關高程對渭河下游沖淤及洪水位的影響具有迫切而重要的現實意義。
  15. On flood forecasting for the weihe river basin

    對渭河流域洪水預報的思考
  16. Analysis on relation between the sedimentation variation of the lower reaches of the weihe river and the tongguan altitude

    渭河下游沖淤變化與潼關高程的關系分析
  17. Recently, these problems are again concerned because of the planning of the weihe river basin comprehensive regulation and the catastrophe caused by the small flood on the weihe river in 2003

    2003年渭河的小水大災以及近期渭河流域綜合治理規劃的制定，又一次使潼關高程問題成為各方研究的熱點。
  18. This convoy was the famous jetta small group headed by sister wang

    這個車隊，就是在渭河市由王姐牽頭行動的非常著名的：捷達小組。
  19. Shaanxi weihe power plant ( 2 300mw ) project, phase ii won the state excellent design silver medal in 1999

    陜西渭河電廠二期工程， 2 300mw機組， 1999年榮獲國家優秀設計銀質獎。
  20. Based on analysis of the inherent relationship between the changes of erosion and deposit in tongguan reaches and in lower reaches of weihe river, the author pointed out that the changes of erosion and deposit downstream of weihe river is in good agreement with the changes of erosion and deposit at tongguan reaches

    摘要三門峽水庫控制運用以來，潼關高程持續抬升，渭河下游仍在淤積發展，究竟是潼關高程抬升引起渭河下游淤積發展，還是渭河下游淤積發展造成潼關高程的緩慢上升，一直是三門峽問題的焦點。
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