river point 中文意思是什麼

river point 解釋
里弗波因特
  • river : n 1 河,江。 Rriver Thames 或 the R Thames 泰晤士河; the Hudson R 〈美國〉哈得孫河。 the Rriver ...
  • point : n 1 尖頭,尖端;尖頭器具;〈美國〉筆尖;接種針,雕刻針,編織針;小岬,小地角;【拳擊】下巴。2 【...
  1. From a paleogeomorphic point of view, the dentric and anastomosing pattern of distributaries in the mississippi river delta complex is three dimensional.

    從古地貌觀點來看,在密西西比河三角洲復合體內,樹枝狀和網狀的分流模式是三度空間的。
  2. C ? tes de bourg is located on the right bank of the dordogne at the point where it meets the gironde river

    波爾山坡位於多爾多涅河的右岸,正好在紀隆德河的交匯處。
  3. K - ar age of an illite from alteration rock in the contact zone around lianhuashan porphyry is 38. 6ma. with referencing to the main metallogenic period of yulong copper metallogenic zone and of ailaoshan gold metallogenic zone, it is suggested that the time of formation of deposits in the district studied is probably in a period of time from 38. 6ma at earliest to 20ma at latest. this time is equivalent to the origination time of two important tectonic events, i. e., lanping movement and the turning point when ailaoshan - red river fault turned from sinisteral into dextral

    獲得了蓮花山巖體周圍接觸帶蝕變巖中伊利石k - ar年齡38 . 6ma ,參考玉龍銅礦帶和哀牢山金礦帶的主要成礦期(分別為30ma左右及26ma ) ,釐定本礦集區成礦年齡下限為38 . 6ma ,上限為20ma ,與兩次重要的構造事件?蘭坪運動的起始時間及哀牢山?紅河斷裂由左旋轉為右旋的時間相當。
  4. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。
  5. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先,系統分析了影響黃河水位的水沙因素,及僅用水沙因素有效研究水位的可行性,並按變量對應思想採集它們的相應數據;其次,由於相應水位過程數據中含極強的非線性關系,本論文經細致的理論分析,將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合,提出了能有效實現這類數據高精度擬合的分層篩選法,並改進了統計學中多因子(三個以上)方差分析法;再次,將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合,實現了這一典型非線性關系的高精度擬合,各年汛期上下游相應洪水位過程的擬合誤差都較小;最後,明確黃河下游含沙量對水位的主要影響方式,即含沙量主要是與其它因素聯合對水位作用;另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  6. On the left, the marly aqueduct commands the horizon ; on the right, the view unfolds across a never - ending succession of hills ; the river, which at this point hardly moves at all, stretches away like a wide ribbon of shimmering white silk between the plain of les gabillons and the lle de croissy, and is rocked ceaselessly by the whisper of its tall poplars and the soughing of its willows

    左邊是一望無際的馬爾利引水渠,右邊是連綿不斷的小山崗在加皮榮平原和克羅瓦西島之間,有一條銀白色的小河,它在這一帶幾乎是停滯的,像一條寬大的白色波紋緞帶似的向兩面伸展開去。兩岸高大的楊樹在隨風搖曳,柳樹在喃喃細語,不停地哄著小河入睡。
  7. Lateral bar from inside shifting meanders of lower mississippi river are called point bars.

    密西西比河下遊河曲帶內側所形成的側向沙灘稱為凸岸邊攤。
  8. As a practical application, the safety situation of jiujiang dike under the 1998 pluvial condition of once a hundred years in yangtze river has been evaluated by the reliability method from the point view of the seepage stability in terms of probability analysis and two dimensional saturated seepage finite element analysis combining with the mechanism of seepage burst in jiujiang dike summarized in the thesis

    通過滲流有限元和滲流可靠性分析論證了1998長江流域特大洪水災害中九江市防護大堤發生的嚴重潰口破壞的滲流破壞機理。分析、比較得出結論:堤防下游坡腳的出逸比降接近和超過臨界比降,在1998年長江百年一遇的洪水條件下九江大堤潰口斷面的抗滲可靠性僅在55左右的非常低水平。
  9. So as the enter point of the stream, the income of the reservoir, the time of the flood peak lasted, the quantity of sandiness income and the strobe of the darn. we must do some work to forecast and watch the different density stream. by experiments, we made out that it is impo rtant for us to reduce the water lever in work of the river belongs lots of sandiness

    從異重流試驗看,在正常運用下,水庫產生泥沙異重流的機率較大,能否運動到壩前排出庫外,還要看異重流潛入點位置、入庫流量、洪峰歷時、入庫含沙量、水庫閘門運用等因素,需要做好異重流預報監測工作。
  10. He went out into the streets and tramped north, along seventh avenue, idly fixing upon the harlem river as an objective point

    他出門來到街上,沿著第七大道朝北走去,隨意選定了哈萊姆河作為目的地。
  11. The river viewing towers offer a wonderful vantage point

    披雲樓是宋朝古跡。
  12. By modeling of " y " - shaped junction of the compound river channel with an intersection angle 90, the flow velocity and water level at the junction were obtained by use of the acoustic doppler velocimeter ( adv ) and point gauges

    摘要通過製作交匯角為90的復式斷面河道" y "型交匯河口模型,利用三維聲學多普勒流速儀( adv )和測針獲取流速及水位數據,對支流河口處的水流流態包括水面形態、水流流速和水流分區進行分析。
  13. Then river width increased and the intensity of deep point lowing and bed material coarsening decreased and water level lowed continuously. so the bed form changed toward to u type. the bed regulation is realized through sediment silting in different parts in cross section during silting period and the deformation of bed form changed from broad u type channel to narrow and deep v type channel

    研究表明,河道在持續沖刷前期深泓點及水位下降與河床粗化同步發展,河床向v型發展;沖刷後期深泓點下降、河床粗化減弱,河道展寬增大,水位繼續下降,河床向u型發展;在以淤積為主時期的調整,是通過斷面不同部位的淤積來實現的,但都是由u型較大河槽向v型窄深小槽發展。
  14. Yellow river estuary is typical weak tide and high sediment deposition estuary, the yellow river sediment transport and settling deposition process is the capital factor to determine estuary evolvement characteristics. any method provided for estuary management, there is no exception to have tight relationship with estuary sediment transport and settling deposition process. this paper summarized the yellow river estuary basic characteristics firstly, point out existing problem in this research domain

    黃河河口系典型的弱潮多沙堆積性河口,黃河河口泥沙的輸移擴散和沉積過程是決定河口演變發展特徵的首要因素,黃河河口任何一項治理措施的提出,無一例外均與河口泥沙的輸移和沉積分佈狀況存在密切關系本文首先對黃河河口的基本特性進行了概括總結,在簡略回顧黃河河口泥沙輸移與沉積的有關研究成果的基礎上,指出了當前在此研究領域內存在的問題。
  15. Simply put, hong kongs river system was reaching a crisis point, and concerted action was needed in order to put a stop to the degradation of this crucial natural resource

    這顯示香港河溪系統已瀕臨危機,只有同心協力消減污染,才可遏止這珍貴的自然資源進一步的惡化。
  16. 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

    在黃河河道濕地研究和黃河水體內頂級物種(魚類)的調查分析基礎上,確定了黃河不同類型生態保護區的生態保護目標:從流域角度而言,黃河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。
  17. The development of sports tourist resources in hebei province should follow the principles that have focal point, multi - level and does not follow blindly and sustainable. according to resources type, characteristic and distribution, the author puts forward to divide the whole province to five big functional areas, and constructs to build out the sports tourism development system : the jibei grasslands ice and snow sports tourism area ; the jidong coast sports tourism area ; the jizhong river and shallow lakes sports tourism areas ; the ji central south nation sports tourism area ; the near capital periphery the gym leisure and gym training bases sports tourism area

    河北省體育旅遊開發應遵循有重點、多層次、不盲從、可持續的原則,根據資源類型、特徵及分佈,本文提出把全省分五大重點功能區,初步構建出體育旅遊開發體系:冀北草原冰雪體育旅遊區;冀東沿海體育旅遊區;冀中河淀體育旅遊區;冀中南民族體育旅遊廠;近京周邊體盲訓練基地。
  18. Imitate the saw you press sword four attend to, point out martial bearing of river ' s mountain

    彷彿看見了你按劍四顧、指點江山的英武氣概!
  19. The focal point of this area is a 1, 140m stretch of river, developed piecemeal since 1923, on either side of which stand numerous godowns ( warehouses ) which have slowly been transformed into classy restaurants flanking a praya or promenade

    這個地區的美景集中在一條長達1140米的河流兩邊.該河流從1923年一步一步建立起來,河岸的兩邊以前為成排成排的倉庫,而現在逐漸重建成了一座座漂亮的,兩側連接著散步場所的飯店
  20. Approach to modeling method of meandering river point bar sandbodies

    曲流河點壩砂體建模
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