河道級 的英文怎麼說

中文拼音 [dào]
河道級 英文
channel order
  • : 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...
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • 河道 : river course; streamway; covalency; runway; cut; river channel河道變遷 channel change; migration ...
  1. 1. comparing reservoir beds in details step by step, we have divided and compared the deposition time unit in guan 3 - 6 sandstone bed sets, which has been divided into 20 small beds, 30 time units : rebuilding oil sandstone body data table, building graph database, further analyzing the level and section plane configuration and combination pattern of sandstone, and deducing the maze reservoir geology model of river sandstone, are the most important basis for oil reservoir description and residual oil distribution study

    1 、採用儲層逐細分對比方法,對館3 - 6砂層組進行了沉積時間單元的劃分對比,共劃分出20個小層、 30個時間單元;重新編制了油砂體數據表,建立了圖表數據庫,並進一步分析了單層砂體平面、剖面形態以及砂體組合模式,總結出砂體屬迷宮式儲層地質模型,這是精細油藏描述及剩餘油分佈研究的最重要基礎。
  2. The yanchang formation is divided, for the first time, into six third - order sequences, each with an average time duration of about 4. 5 ma. the single sequence is composed of deltaic and lacustrine sandstones, siltstones and mudstones. the subaerial and subaqueous distributary channel and channel - mouth bar sandstone reservoirs are well developed mainly in the lowstand and highland systems tracts

    論文在富縣探區首次應用陸相層序地層學的觀點和方法,把延長組劃分為6個三層序,平均時限4 . 5ma ,各層序由三角洲與湖泊相砂、泥巖沉積組成,主要在低位體系域和高位體系域發育水下(上)分流口砂壩砂巖儲層
  3. According to the abundance well logging, mud logging and core analysis data, gaotaizi reservoir has been classified into four sand group with the principle of cycle comparison and classified control. based on the detailed study of lithologic character, sedimentary structure, paleontologic fossils, depositional sequence, rock association and logging data, the microfacies of the studied area are divided into such seven types : subaqueous distributary channel microfacies ; river mouth bar microfacies ; subaqueous interdistributary channel microfacies ; subaqueous crevasse channel microfacies ; subaqueous natural barrier microfacies ; distal bar microfacies ; delta front sheet sand microfacies. the characteristic of each sedimentary microfacies are described detailedly

    通過研究大量測井、錄井資料和巖芯資料,依據「旋迴對比,分控制」的原則,把研究區高臺子油層劃分為g 、 g 、 g 、 g四個砂層組。通過對研究區巖性、沉積構造、古生物、沉積序列、巖石組合及測井曲線特徵進行研究的基礎上,認為研究區高臺子油層屬於三角洲前緣亞相沉積,並將研究區沉積微相劃分為:水下分流口壩、水下分流間、水下決口扇、水下天然堤、遠砂壩、席狀砂等七種微相類型。
  4. It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources

    在黃濕地研究和黃水體內頂物種(魚類)的調查分析基礎上,確定了黃不同類型生態保護區的生態保護目標:從流域角度而言,黃上游的主要生態保護目標是植被和水源涵養林;中游應以水土保持為主,主要是恢復和保護植被;下游以保護濕地類型和維持濕地面積為重點,保護生物多樣性和重要鳥類資源。
  5. They are skeletal sand bodies in system of delta and places of most reservoir distribution. the diagenetic processes that govern reservoir properties include the extent of compaction, cementation and dissolution of grains. we recognize that at the early diagenesis phase, mechanical and chemical compaction is very strong, which reduced the original porosity

    口砂壩多位於分流或次一分流口部位,向湖盆中心呈放射狀分佈,因而口砂壩砂體多構成朵狀砂體,覆蓋面積大、連片好,砂體厚度大,是本區已知油藏主要分佈區。
  6. The super entropy produce criterion is a good tool to judge the system ' s abrupt change from a lower grade to a higher one. in this paper the entropy of the urban resource - environment system was defined, and in an example of its application the super entropy produce criterion of the urban resource - environment system reflected the real developmental process of the whole system. furthermore, in this paper, a new model for the grid size optimization of the finite element method ( applied to the water quality modeling of the topographically complicated river ) was brought forward based on the maximum information entropy theory in condition that the length of gird was given

    超熵產生判據為我們提供了判斷系統從低有序向高有序突變過程的工具,本文提出了城市資源與環境系統熵的定義,在實例中的應用證明城市資源與環境系統的超熵產生判據較好地反映了整個系統的演化情況;另外,本文針對在城市復雜情況下,利用有限單元法求解流水質模型時網格單元大小難確定的問題,引入網格信息熵的概念,提出了有限單元法求解流水質模型的網格優化方法。
  7. The article, divided into 3 periods, describes the history of the development of zhujiang river ' s waterway transportation, and gives us a true picture of zhujiang river ' s waterway transportation in the following aspects : societal economy of zhujiang river valley, present conditions of fairway, harbors, ships and supporting & guarding systems such as waterway transportation industry, communication, piloting, and etc. the main contents include the characteristics of zhujiang river ' s layout, the fulfillments of zhujiang river ' s waterway transportation and the quantities of passengers and cargoes that zhujiang river carried, laying emphasis on the conveyance method and characteristics of zhujiang river as a main and important waterway transportation channel, and introducing characteristics of the fairway layout of the zhujiang river, present conditions of fairway grading structure, layout characteristics of the harbors in zhujiang river valley, harbor ' s handling capacity & container harbor ' s present situation, and gross tonnage & layout characteristics of shipping capacity of zhujiang river valley, ships " technical conditions and transportation methods

    論文分三個階段論述了珠江航運發展的歷史沿革。從珠江流域社會經濟、航、港口、船舶,以及水運工業、通訊導航等支持保障系統等方面論述了珠江航運的發展現狀,分析了珠江水系流分佈特點,珠江航運生產,客貨運輸量,並重點論述珠江水系水運主通和重要的運輸方式和運輸特點;珠江航分佈特點、航結構現狀;珠江水系港口分佈特點、港口吞吐量及集裝箱港口現狀;珠江水系船舶運力的總量、結構及分佈特點,船舶的技術狀況、運輸方式等。論文分析了珠江航運發展存在問題及制約因素,珠江航運發展存在的主要問題,一是內航運建設資金投入不足;二是水資源未得到綜合利用;三是航運管理體制不順;四是技術裝備落後,限制了內航運優勢的整體發揮。
  8. The results indicated that with the change of water and sand condition and the altitude of tongguan and the development of the industry and agriculture in recent decades, the water environment of wei river had changed largely, which were shown as follow : annual runoff and seasonal flood decreased sharply ; water stream of large discharge decreased and the range of runoff decreased greatly ; sediment load per year decreased generally, sediment concentration of water increased, and the sand silting up was serious ; water channel swung and shrank, and water regime deteriorated ; frequencies of big floods decreased obviously, and hyper concentrated flood increased obviously ; water levels of the same runoff rose universally, and the frequencies of the floods increased and aggravated ; water pollution was very serious

    結果表明,近期隨著水沙條件、潼關高程等的變化及工農業的發展,渭的水環境發生了巨大變化,表現在年水量及汛期水量銳減;大流量水流出現次數減少,水量減少幅度大;年輸沙量總體減少,水含沙量增大,泥沙淤積嚴重;向擺動型發展,萎縮,勢惡化;大洪水發生的次數顯著減少,高含沙小洪水明顯增多;同流量洪水位普遍抬高,洪災發生次數增加,洪災加重;水質污染極為嚴重。
  9. Answer : according to ranking regulation, to the disease of bridge sui, wadi foundation of stage of change, mound erodes adjustable adjuster undertakes circumstance and rail fixed observation, fill in " adjustable adjuster observation records rail book "

    答:按照上規定,對橋隧的病害、變化、墩臺基礎沖刷情況及鋼軌伸縮調節器進行定期觀測,填寫《鋼軌伸縮調節器觀測記錄簿》 。
  10. The zhangjiang estuary national nature reserve has 167 ha of natural mangrove forest, which is the largest area in fujian province

    漳江口國家自然保護區擁有167公頃天然紅樹林,面積在福建省首屈一指,潮間帶灘塗與養育了各式各樣的野生生物。
  11. Stream ordering and channel section node indexing based on dem

    基於數字高程模型的與節點編碼
  12. First, the system builds the model of the bank and bottom of river, according to the river ’ s information and the information of the scene on the two side of the river. second, i read and preprocess the model file data and implement the organization and encapsulation about the space data of the virtual river. in the end, adopting to use these rending technology, such as show list, priority texture, and level of detail, i realize the real - time and vivid showing of the three dimension river ’ s virtual scene and provide abundant ways of people ’ s interacting with the virtual scene, on base of sufficiently making use of the memory of vision card and the cpu of the computer

    它主要融合虛擬現實技術、三維數據可視化技術、面向對象的設計和編程技術,在vc + +平臺上,利用opengl三維圖形開發庫,以真實的城市現狀信息和周邊景物信息為依據,對底的三維空間數據進行三維幾何建模;然後通過讀取和預處理模型文件數據,實現虛擬場景空間數據的組織和封裝操作,並對空間數據進行優化;最後採用顯示列表、紋理優先、細節層模型( lod )等渲染技術,利用opengl的渲染特性,在充分發揮顯卡內存、處理器等各種軟硬體資源的基礎上,實現三維流實時逼真的真實感虛擬場景顯示,並提供豐富的人機交互手段。
  13. Article 21 the control of rivers and lakes shall follow the principle of unified control in line with water systems combined with control at different levels in order to strength the protect ion and ensure the smooth passage

    第二十一條、湖泊管理實行按水系統一管理和分管理相結合的原則,加強防護,確保暢通。
  14. 1. six rules of studying out the assessment index and the method of founding the comprehensive safety assessment structure system of the levee engineering are discussed. also, the design of safety evaluation aggregation of the system is lucubrated and the fourth - class divisional method of safety grade is ascertained

    主要研究內容如下: 1 、針對堤防工程特點,擬定了構建堤防工程安全綜合評價結構體系的原則;探討了堤防工程安全綜合結構體系的建立方法,並對安全評價集及安全綜合評價方法等內容進行了深入研究,確定了堤防工程安全評價的四劃分法。
  15. Other river courses and lakes shall, according to the designation of the water conservancy administrative department under the state council or its authorized agencies, be under the control of water conservancy administrative departments under local people ' s governments at or above the county level

    其他、湖泊,由縣以上地方人民政府水行政主管部門按照國務院水行政主管部門或者國務院水行政主管部門授權的機構的劃定依法實施管理。
  16. The keys to sand mining management in the trunk channel of the middle and lower yangtze river are whether or not the related decision of the country is scientific and reasonable, whether or not the policies of all level governments are correct

    長江中下游幹流采砂管理的好壞,關鍵就在於國家的有關決策是否科學、合理,各人民政府的政策擇取是否正確。
  17. The development course of sand mining management in the trunk channel of the middle and lower yangtze river is also the course of continual renewal and readjustment of national and all level government ' s policy decision on sand mining in river channel

    長江中下游幹流采砂管理的發展歷程,也就是國家及各政府有關采砂問題決策不斷更新、調整的一個過程。
  18. The main channel of shing mun river was slightly better, graded fair, but it suffered from the pollution load coming from its tributaries, and its self - cleansing capabilities were limited due to its very weak flow in the intertidal area

    城門的情況稍好,水質等為普通,但因受到支流污染物的影響,加上潮汐水流緩慢,凈化能力不足,因此當時城門裡幾乎沒有水生物棲息。
  19. The distribution of the reservoir is controlled by the depositional environment and the faces which are mainly alluvial, delta and river. determined by the diagenesis and the latter reformation, the physical property of the reservoir in general is poor, ranked as class 3 - 4

    儲層分佈則受沉積環境、沉積相控制,主要有沖積扇、扇三角洲、砂等砂體,儲油物性則受成巖作用及後期改造影響而較差,屬
  20. The navigational area of this vessel is inland river class a, mainly navigating on the inland river line between harbours on the main channel of hk to guangdong pearl river delta and carrying containers as well as dry cargo

    本船航區為內a,主要航行於香港至廣州及珠江三角洲主幹航各港口間內航線,以載運集裝箱為主,也可以載運干雜貨。
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