淺水系數 的英文怎麼說
中文拼音 [jiānshuǐxìshǔ]
淺水系數
英文
shoaling coefficient-
Assemblage ) represented the coastal shallow - water environment ; factor 2 ( protelphidium tuberculatum assemblage ) represented the alongshore cold - water current area or cold shallow sea environment ; factor 3 ( elphidium magellanicum assemblage ) represented the sh allow sea ( < 20 - 30m depth ) deposit ; factor 4 ( ammonia ketienziensis assemblage ) represented the shallow - sea water more than 50m depth ; and factor 5 ( buccella frigida assemblage ) represented the colder - water sea environment ; and the distribution of factor load accorded with the character of benthic foraminifer community
Q型因子分析揭示ey02 - 2孔5種有孔蟲組合,分別對應濱岸鹽沼環境、黃海沿岸流冷水分佈區、高潮坪淺海沉積環境、水深大於50m的現代淺海環境及較冷的沉積環境。因子載荷的分佈與有孔蟲群落特徵吻合較好。南黃海有孔蟲含量? ?水深轉換函數關系式有一定的局限性,並不能在南黃海陸架地區推廣使用。Using ansys as analysis tool, and the influence of river water fluctuating on geoelectric observation data in different distance from riverway to geoelectric monitoring observe station is numerically simulated, and the relationship between error of observation data and distance from riverway to the stations is summarized
摘要利用ansys作為分析平臺數值模擬了觀測系統距河道不同距離情況下,由河水漲落引起的淺層局部電性非均勻性對地電觀測數據的影響,總結了觀測系統距河道遠近與觀測數據誤差大小的關系。The comparison of results with existing solutions to minimize the influential factors of bearing capacity as well as the reduction factors of the bearing capacity of rectangular footings near excavations were given finally
最後將計算結果與已有文獻資料進行了分析比較,並以地面水平時矩形基礎地基承載力系數為基準,得到臨近基坑矩形淺基礎地基承載力減損因數上界估算值。The shallower the sea is, the bigger the wave losses coefficient d is
突起帶水位越淺,消浪作用越強,透過的波能越少,即波能損耗系數d越大。Performance analysis of underwater acoustic digital communication system in a shallow water channel
淺海通道水聲數字通信系統的性能分析The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions
描述:探討農業耕地的水澇問題;灌溉導致的土壤鹽堿化;地表灌溉;地下水的再利用;地下水水力學;雨水與水流失的關系;淺地表排水;土壤開墾及水澇,酸性,堿性土壤的改良;片段線形回歸和累積頻數分佈的統計分析等。The study shows that the most likely sliding path is located shallowly under the rock bed and the sliding path runs close to a line from tensile area at dam heel to dam toe. staircase sliding paths buried less than 14 meters bellow dam heel are also dangerous, but they are not the most dominant
研究表明,最危險滑移路徑處于壩基面以下淺層,滑移通道為從上游壩踵拉裂區沿近直線方式向下游壩趾滑出;正常蓄水位時, 9b 、 4b壩段最危險滑移路徑安全系數分別為k _ s = 4 . 15 、 3 . 05 。Firstly, the mathematical models on a large ship undocking numerical simulation forecasting are studied and tested systematically. the ship hydrodynamic forces, the wind, wave and current forces, the shallow water effect and the wall effect are studied in detail. the mathematical model for solving the problem is established
一、論文對大型船舶出塢過程模擬預報數學模型進行了系統的研究與實踐,對涉及船舶出塢過程中船舶水動力、船舶受到的風、浪、流各種環境力、淺水效應和壁岸效應等各種力都進行了深入的分析,採用了ocimf介紹的數學模型,求解環境載荷。Test method rapid enumeration of bacteria in electronics - grade purified water systems by direct - count epifluorescence microscopy
用直接計數淺熒光顯微鏡進行電子級凈化水系統中細菌的快速記數的試驗方法The approaches establish a relationship between monthly precipitation abnormality and monthly circulation, soil moisture and temperature on the shallow and deep layers. the relationship is the precipitation diagnostic equation and its coefficients and dimensions are determined by using the observed data of huai river basin. then we select the main soil moisture and temperature attributing factors by the dimensional analysis to establish a forecasting equation of summer precipitation over huai river basin with the statistic approach
通過將大氣中的熱量、水汽收支方程與一個簡化的兩層土壤溫度、濕度方程相結合,並依據月尺度大氣環流的演變特徵,推導出月降水距平與500hp月平均高度距平場、土壤深淺兩層溫、濕度的關系;利用臺站觀測資料,使用統計反演方法確定方程中各項的系數和量級,從而找出影響降水的主要土壤溫、濕因子;利用統計方法建立這些因子與淮河流域夏季降水異常之間的簡單線性預報方程,並對1992 - 2000年淮河流域夏季降水趨勢進行回報。Based on the analysis and calculation of ship resistance, according to the main factors influencing the resistance, such as sailing speed, water depth and ship draft ratio, and coefficient of sectional form, the deepwater, shallow water and restricted channel are defined by the coefficient factor
摘要通過對船舶阻力的分析和計算,根據影響阻力的主要因素,航速、水深與船吃水比、斷面系數,由換算系數來界定深水、淺水與限制性航道。Two test methods are employed : one is loading the samples before thawing, and the other is loading the samples after completely thawed. the coefficient of thaw settlement as a function of granule, as a function of water, and also as a function of dry density are protracted ; besides, the consolidation coefficient of thawed samples as a function of granule, as a function of water, and as a function of dry density are protracted. we can discover from the test results that the thaw - settlement coefficient and the consolidation coefficient of thawed samples are mainly relevant to the granule, dry density and the water content they have little to do with the geology and geography factor of the frozen soils
為了研究季節凍土區工業民用建築的基礎淺埋穩定性問題,特開展了有關季節凍土的融化壓縮特性的研究,先後在內蒙古農業大學三個比較典型的建築地點取了將近三百個試樣,在室內進行試驗,採取兩種試驗方法即先融化后壓縮試驗法和同時融化壓縮試驗法,通過對這三個不同地點的兩種不同的試驗方法的試驗結果進行對比分行,分別繪制了融沉系數與凍土的含水(冰)量、干容重以及顆粒級配的關系曲線;融化壓縮系數與凍土的含水(冰)量、干容重以及顆粒級配的關系曲線,由試驗結果發現凍土的融沉系數和融化壓縮系數都與凍土的含水量呈正向相關關系,可近似的用線性方程來表示;兩種實驗方法的總沉降量與凍土的含水量呈正向相關關系,與凍土的干容重呈反向相關關系,也可以近似的用線性方程來表示。Effects of depth and forward speed on hydrodynamic coefficients of ships are presented in this paper
摘要本文利用切片理論數值研究了淺水中前進船舶的水動力系數。Abstract : based on the systematic analysis of the shear behavior for r. c. beams, the tests of 11 simple supported beams under the top concentrated loads and the uniform loads are supplemented. the prime variable is shear span ratio, span depth ratio, horizontal web reinforcement ratio and vertical web reinforcement ratio. according to the test results, the working behavior, the prime shear failure modes, the effect of concrete and web reinforcement ( horizontal web reinforcement and vertical web reinforcement ) and other aspects of r. c. beams are analysed. the uniform calculation method for shear capacity of deep beams, short beams and shallow beams for practical is presented
文摘:在對國內外鋼筋混凝土梁的受剪性能進行較系統分析的基礎上,補充了11根鋼筋混凝土簡支短梁在頂部集中荷載和均布荷載作用下的試驗,試驗梁的主要變化參數為剪跨比、跨高比、水平腹筋率和垂直腹筋率.根據試驗結果,對試驗梁的工作性能、主要的剪切破壞形態、混凝土項的抗剪作用、抗剪腹筋(包括水平腹筋、垂直腹筋)的作用等進行了較為深入的分析,提出了可適用鋼筋混凝土深梁、短梁和淺梁相互協調的受剪承載力的統一計算方法It result in water level rising, hypo - salinification aggravating, sediment silting up, the lake atrophy, marsh extending and nature disaster such as droughu waterlog ^ salinification occurring frequently. completely analysis to geology and hydrology conditions of the district along yellow river in shandong has been applied in this paper and aquifer ' s hydrological characteristic and subsurface flow ' s characteristic have been analysed as keystone in the paper. after finding out the distribution rule and formation conditions of the shallow layer " s ground water resource, divide the district into three hydrological sections according to hydrological conditions and subsurface flow characteristic
本文對山東沿黃地帶地質、水文地質條件進行了全面系統的分析,並重點分析了區內含水層的水文地質特徵及地下水運動特徵,進一步查明了淺層地下水資源的形成條件和分佈規律,根據水文地質條件及地下水運動特徵,劃分出三個水文地質區,劃分並論證了粘土裂隙含水層的形成及供水意義;確定了科學的水文、水文地質參數,為準確地計算淺層地下水資源奠定了可靠的基礎;根據淺層地下水資源形成特點,建立了地下水均衡方程式,據此,計算了區內淺層地下水資源及淺層地下水可采資源。Meanwhile, motion compensation method is used for amfp to improve the localization effect. with strong interferes at surface, non - stationary noise field and mismatch environment, subspace motion compensation method and efficient amfp system frame are proposed and confirmed by simulation and real data
針對存在水面強干擾、非平穩噪聲場和海洋環境參數失配的一般淺海復雜水聲環境,提出了基於子空間分解的運動補償演算法和自適應匹配場定位的系統解決方案,並通過模擬數據和實驗數據進行了驗證。So the acoustic wave is the only practical solution in this channel. an underwater acoustic channel is characterized as a multi - path channel due to signal reflections from the surface and the bottom of the sea. because of wave motion, the signal multi - path components undergo time - varying propagation delays that result in signal fading and inter - symbol interference ( isi )
本文從分析淺海水聲通道的傳輸特性入手,針對多途徑效應引起的幅度衰落及碼間干擾問題,提出一種適用於水聲e - mail通信的十六進制(或八進制)數字頻移鍵控( mfsk )傳輸系統。分享友人