排水度數 的英文怎麼說
中文拼音 [bèishuǐdùshǔ]
排水度數
英文
freeness number-
The experimental results showed that in the condition of this experiment four algaecides all had strong removing rate on algae, and their removing rate increased with dose increasing, and decreased with algae density increasing. according to the removing rate on algae and cost value or so, the sequence of four algaecides from good to bad were potassium permanganate, copper sulfate, hydrogen peroxide and sodium hypochlorite. in the condition of this experiment, the suitable dose of potassium permanganate was 0. 8mg / l, the algal removing rate was beyond 90 % and the cost of this algaecide was only 0. 0068 / m3. the efficiency of algae removal by four algaecides for huanghe river water was studied. the results showed that the majority of huanghe river water was bacillaroiphyta, and the dominant genera was melosira, which reached 78 % ~ 94 %
結果表明，在實驗條件下，四種殺藻劑均具有一定的殺藻效果，藻類去除率均隨藥劑投量的增加而提高；原水藻類數量影響殺藻劑殺藻效果，四種殺藻劑的藻類去除率均隨原水藻類數量的增加而降低；通過殺藻效果、經濟性以及安全性等方面的綜合比較，對于以有毒藍藻為優勢藻屬的引灤水，四種殺藻劑的優劣程度從優到劣排序為：高錳酸鉀硫酸銅過氧化氫次氯酸鈉；在實驗條件下，高錳酸鉀適宜投加量為0 . 8mg l ，藻類去除率高於90 ，所需的藥劑費用僅為0 . 0068元m ~ 3 。This article analyzes the mineralization mechanism of the uranium ore, constructs a series of spectra indexes including the ferric oxide index, the ferrous oxide index, the oxidation index, clay mineral index, brightness index, the green index and the humidity index, and draws the distribution and scope of the oxidation belt, deoxidation belt, the supplies and partial drainage of ground water in the research area, thus selects the advantageous area of uranium mineralization
通過分析鈾礦的成礦機理，構建了氧化鐵指數、氧化亞鐵指數、氧化指數、粘土礦物指數、亮度指數、綠度指數和濕度指數等一系列光譜指數，提取了研究區氧化帶、還原帶、地下水補給與局部排泄的分佈和范圍，從而圈定了鈾礦成礦的有利區。Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented
摘要基於砂井等應變固結模型，考慮初始有效應力沿深度變化，忽略井阻和豎向排水固結的影響，應用平均孔隙比與平均有效應力的對數關系，建立砂井非線性徑向排水固結的分層計算模型，並求得常荷載作用下的徑向排水固結解析解。I have taken impotance to analyze the rallying point of famous product, concrete cost and capability of providing and guarantee in this artical, meanwhile, i have caculated the quantity of concrete needed for the year and got the regression equation with the historic data for drilling footage of eight years and the consuming quantity of oilwell cement by the method of linear regression, and it has very significance for the making of stock contract and the plan of concrete production, i have analyzed the physical distribution of oilwell cement by the transpotation flex and the advantage or disadvantage between direct distribution and distribution to store in this artical, and i have tried to find the balance point of the two distribution ways by the ecnomic analysis and pointd out the conception of economic semidiameter, and come to the conclusion of direct distribution, distribution to store, and subarea of distribution to store at last
本文對油井水泥供應商在品牌號召力、水泥成本、供應保障能力等方面進行了詳盡分析，並對供應商進行了能力排序;用線性回歸方法從八年鉆井進尺與油井水泥消耗量的歷史數據推算了當年度油井水泥需求量，得出了回歸方程，這對于油井水泥采購合同的制訂、水泥供應商生產計劃的制訂具有相當重要的意義;從運輸彈性分析出發對油井水泥物流配送進行了研究，對直達配送、入庫配送的優缺點進行了詳細的分析，在經濟分析的基礎上力求找到兩種配送方式的均衡點，並提出了經濟半徑的概念，得出了直達配送、入庫配送、入庫分區距離等幾項結論。In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討，取得以下主要成果：一、結合小灣工程導流洞改建，對高水頭（ 252m ） 、大泄流量（ 1400m ~ 3 s ）條件下旋流式豎井中的水流運動特徵進行了比較全面的測量，包括空腔形態、徑向流速分佈及井壁壓強等；二、提出了豎井空腔段螺旋水流水力計算方法，其計算結果與實測值吻合良好；三、利用試驗與計算結果，對旋流式豎井的消能機理進行了探討，對豎井各部分的消能能力有了總體認識；四、對豎井下部消力井的合理井深進行了優化試驗研究，發現消力井合理深度為0 . 9d左右；五、通過試驗研究，歸納出豎井水流總摻氣量估算方法，為導流洞排氣方案的設計提供了參考依據；六、在高水頭、大流量條件下，豎井空腔段下部流速很高，盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓，但空化數依然較低，因此豎井的空化空蝕始終是工程界關注的重大問題。It is commonly recognized that subsurface drainage system can improve pavement performance and extend service life. as an essential part of subsurface drainage system, the layer setting and characteristics of asphalt treated permeable material directly affect the performance of subsurface drainage system, which is lucubrated in this paper. based on the typical semi - rigid pavement without permeable layer, using multilayer elastic system program, rational pavement structure with permeable layer at different locations is first analyzed
本文以高等級公路瀝青路面的典型結構形式作為未設排水層的路面結構原型，通過不同的設置層位分析對排水層的回彈模量和厚度的要求，探討設置排水層的路面結構的一些結構參數適宜的取值范圍，並在此基礎上運用灰色系統關聯分析方法，對不同設置層位的路面結構的技術指標進行比較分析，得出較優的層位設置方案。Based on this, the upper controlling index of soil water content is 80. 4 % and the days of waterlogged and salinization tolerance is 3. 2 days. the moisture and salinization movement mathematical model in the field under subdrainage condition is based on the assumption of neglecting the effects of horizontal hydraulic gradient, it can analogy the changes of soil water content and salinization which are changed with times and depth
論文在忽略水平方向水力梯度影響的假定下建立了排水條件下麥田水鹽運移模型，模擬土壤水鹽含量隨時間、空間的變化情況。經與實測資料對比發現，計算值與實測值較為接近，故該模型及參數的確定是合理的，可用於預測麥田水鹽的動態變化。Under this arrangement, efficient maintenance and conservation of the capacities of these watercourses can be effected to reduce the probability and severity of flooding
在這安排下，維修水道的效率便可提高，排水道的排洪能力也得以維持，這絕對有助於減低水浸的次數及嚴重程度。Comparing their expansion force counted by liner interpolation, the author puts forward the critical value existing in the reinforcement ratios. in the meantime, the tri - axial shear test of cu on the expansive soils and reinforced soils under different compactness, layers and confinement pressure are finished. it is concluded that the cohesive force of reinforced soils is greater than that of expansive soils, moreover the internal friction of reinforced soils is equal to that of expansive soils
同時對膨脹土及其加筋土分別進行了不同壓實系數、加筋層數及周圍壓力下的三軸固結不排水剪切試驗，分析這三種因素對素土和加筋膨脹土強度的影響，比較加筋前後膨脹土的c 、值，得到c值增加值幾乎不變的結論。In making use of the drainage as resources, there are several advantages : 1 ) there already exist a certain number of drainage networks which are not very difficult to extend and remold : 2 ) deserts can be used as object for drainage utilization ; 3 ) the drainage is still barely suitable for irrigation of salt - tolerant plants
在塔里木河幹流，農田排水資源化利用有如下幾個有利條件： （ 1 ）農田排水有一定數量且渠網的延伸和改造難度不大； （ 2 ）荒漠可作為農田排水資源化利用的場所； （ 3 ）農田排水仍可勉強適于耐鹽植物生長。The alteration procedure of the underground water level is simulated under drizzle and storm rainfall conditions respectively adopting the coupling fem analysis program of surface flow and subsurface flow. the numerical simulation of the underground water level shows that the drain ditch installed over the slope does not have an notable effect on the underground water level
利用降雨條件下地表水入滲和產流耦合的計算程序，模擬了小降雨強度和大雨強度對地下水位變化的影響，並用數值計算給出了地表排水溝對地下水變化的影響不是很顯著的結論。Based on the former research, several works in this paper is listed as follow, which is studied by experiment research, theoretical analysis and numerical calculate : firstly, based on local observation and laboratory experiment result, consolidation mechanism of vacuum - surcharge preloading is analyzed form typical mechanics and microstructure seepage factor. a great deal of observed dada is employed to analyze the deformation characteristics of soil after being treated and variation law of pore water pressure
本文在前人工作的基礎上，通過試驗研究、理論分析、數值計算等手段主要進行了以下幾方面地工作： （ ）分析了大量現場觀測成果及室內外試驗資料，從經典力學和微觀滲流兩個角度解釋了塑料板排水真空-堆載聯合預壓法加固軟基機理，總結了該法加固的土體變形特點、孔隙水壓力變化規律。This new system followed diesel engine from manufactory to ship takes both performance moniting in real time and technical state analysis of diesel engine. the usage of the collecting - distributing data collecting structure, the communication net conbined rs - 232 with rs - 422 and object - oriented programme language makes this new system easy to develop and reliable to use both hardware and software
本系統的數據採集採用集散型結構，上位機採用pc機，下位機採用6個單片機數據採集模塊既柴油機燃油噴射和燃燒過程數據採集模塊、柴油機排氣溫度數據採集模塊、柴油機滑油壓力和溫度數據採集模塊、柴油機冷卻水系統數據採集模塊、柴油機輔助設備數據採集模塊、數據輸出模塊。The conclusions have been deduced from the detailed analysis of a set of experimental results as below : 1 ) the formula of tangent young ' s modulus et has been established during the unloading process ; 2 ) the shearing features of the samples are similar to undrained test even though there are draining paths so the possion ratio of the sample is about 0. 5 ; 3 ) unloading paths have little effects on the shearing strength parameters
通過對試驗結果的分析得到： 1 ）任一時刻土體的切線彈性模量公式； 2 ）卸載情況下盡管存在排水通道，但試樣仍基本上表現為不排水的性狀，按廣義虎克定律得到的泊松比在0 . 5附近； 3 ）卸荷應力路徑對土體的強度參數影響不大。It was shown that there were many factors impacting on the creep characteristics of soils, such as the initial degree of consolidation, drainage condition, load ratios and so on ; and the relationship between coefficient of secondary consolidation and consolidation pressure depended on preconsoildation pressure and load ratios in the test
結果表明：軟土的蠕變特性與多種因素有關，包括土體的初始固結度、土層排水條件、加荷比等：次固結系數與固結壓力的關系取決于土體的先期固結壓力和試驗中的加荷比。The basic physical and mechanical properties, mineral composition, micro structures, swelling potential, consolidated drained triaxial shear strength, parameters of constitutive model and residual strength of the soft clayey rocks were tested in laboratory with a large number of natural samples. the changing trend of the strength about these rocks is obtained by modeling the condition of softening due to immersion. from the principles of modern soil mechanics, the structural and swelling characteristics of soft clayey rocks were analyzed systematically
本文通過現場調查，查明風化泥質軟巖的宏觀結構特徵，利用現代試驗測試手段，取原狀土系統進行特殊土室內土工試驗，測定土的基本物理力學特性、礦物成分及微觀結構、膨脹性、三軸排水剪強度及本構模型參數、軟化殘余強度，並模擬土體在長期浸水軟化后的強度變化趨勢，測試該類土的浸水軟化殘余強度。Based on the data of vertical and horizontal displacements from a certain construction site in cixi city of zhejiang province, the validity of controlling earth - extrusion effects in saturated soft clay ground caused by statically piling was quantitatively analyzed and compared with different technical measures, including reduction of piling rate and installation of stress - relax holes
摘要根據在浙江省慈溪市某靜壓法沈樁施工現場所監測的地基土位移數據，定量分析比較了控制施工進度、設置應力釋放和排水深孔等工程技術措施對減輕飽和軟粘土地基沈樁擠土效應的有效性，並初步提出了現場地基土位移及其變化速率的監控標準。The strength line of consolidation undrained shear of field soft clay is polygonal. on the basis of the character, and the calculation formula of stability and strength increase of structural soft clay ground can be obtained
原狀結構性軟土的固結不排水強度包線為折線型，根據此特徵給出了考慮結構性影響的預壓地基的強度增長和穩定安全系數計算公式。By studying the strength behavior to these rocks, their shear strength ranges were given in different engineering environmental conditions. based on a series of triaxial tests on the soft clayey rocks, parameters of the constitutive model are provided, which are necessary in numerical analysis and engineering computation. according to the results in this study, mechanism of deformation and failure of soft clayey rocks was explored, and the data on their physical and mechanical properties were collected in guangdong
結合現代土力學原理，系統分析了風化泥質軟巖的結構特徵，膨脹特性；探討風化泥質軟巖的強度特性，給出了風化泥質軟巖不同工程環境條件下的抗剪強度取值范圍；在三軸排水剪試驗成果基礎上，提供了工程數值分析和計算所需本構模型參數，揭示了風化泥質軟巖的變形破壞機理，建立廣東風化泥質軟巖的物理力學性質特徵資料，為工程決策提供參考。The inputs to these systems in many cases are in the form of analog quantities such as mechanical displacements ( for instance, shaft positions ) or temperatures, voltages, pressures etc
到在許多情況中的這些系統的輸入以例如機器的排水量的模擬的數量形式（例如，柄位置）或溫度，電壓，壓力等等。分享友人