鹽量平衡 的英文怎麼說
中文拼音 [yánliángpínghéng]
鹽量平衡
英文
salt balance-
Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method
研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、邊界條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。To this area precipitation materials for many years, evaporate materials, surface flow materials, hydrometeorological materials, hydrogeological materials carry on exhaustive analysis, have analysed the state of water resource of the sand district, proceed from the heat of the earth ' s surface is balanced, water yield balanced basic theories, combine the amount of regional water resource set up of the materials, such as scene, hydrology, soil of the sand district, etc. and estimate models, have calculated the surface water, groundwater of this area, has carried on models to examine according to the real data, and has predicted to the state of water resource under different climate change scenes of future that analyse. have put forward the scheme that the water resource in this area utilized rationally, use the non - linear motive force model to predict the precipitation, utilize the materials of actual observation, the natural supply amount of calculating out groundwater of sand ground of balanced principle of the amount of water used at the same time, and can exploiting amount predict to groundwater, district of sand,
本文以寧夏半乾旱地區鹽池縣沙地水資源為研究對象,對該地區多年降水資料、蒸發資料、徑流資料、水文氣象資料、水文地質資料進行了詳盡的分析,分析了沙區的水資源狀況,從地表熱量平衡、水量平衡的基本理論出發,結合沙區的氣象、水文、土壤等資料建立了區域水資源量估算模型,計算了該地區的地表水、地下水,根據實際資料進行了模型檢驗,並對未來不同氣候變化情景下的水資源狀況進行了預測分析,提出了該地區水資源合理利用的方案,運用非線性動力模型對降水量進行預測,同時利用實際觀測資料,運用水量平衡原理計算出沙地地下水的天然補給量,並對沙區地下水可開采量進行預測。From the research results, we can see that the initial reason, which leads to the degradation of xuanwu lake ecosystem, is pollution. pollution makes the water and sediments hypertrphiation, increases the opacity of water, and decreases the oxygen in water, so the wetland higher plant communities decrease or disappear. the wetland ecosystem loses the balance, while the biodiversity also decreases
研究結果表明,引起玄武湖濕地生態系統功能退化的初始原因是嚴重的環境污染問題,污染加劇了水體及沉積物中的營養鹽含量,增加了水體的渾濁度,降低了水體中的氧含量,從而導致濕地高等植物群落減少乃至消失,盡而引起濕地生物多樣性下降、生態系統失去平衡。The fuel cells models are presented in chapter 3. based on the balance conditions in fuel cells stack, the dynamic performance is analyzed. the dynamic model is developed with a set of correlation equations of voltage, fuel utilization, current density and other variables involved in the operating course, which are some partial differential equations with variable coefficients
第三章以熔融碳酸鹽燃料電池為例,以數值分析的方法,根據mcfc電堆發電過程中物質與電量平衡,分析了電堆的內部動態特性,就輸出電壓與燃料氣體利用率和電流密度等相關量建立了由一組變系數偏微分方程和積分方程描述的數學模型。According to our analysis, the farmers in quzhou are in the second phase, which means they already have enough food and put much more inputs for earning high yield and high income. ( 4 ) the ground water table was getting down, caused by precipitation decreasing, no river water coming due to the upstream reservoir, complete drainage in rainy season and irrigation using groundwater
( 4 )自然降水量的降低、上游水庫的攔蓄,使平原失去了獲得水源的機會;內部防洪排瀝體系的完善,致使入滲補充地下水減少;耕地灌溉率的增加,導致農業用水量不斷加大,這些因素共同作用使區域水資源失去平衡,引起地下水位的下降,從而促使鹽漬土表層脫鹽。For the first time, put forward a new research approach which uses the principle of material balance as the theoretical basis, and make grading estimation of carbonate source rocks by the quantity of hydrocarbon expelling
首次提出以物質平衡原理為理論基礎,以排烴量的有無和大小來對碳酸鹽巖烴源巖進行分級評價的研究思路。1. put forward a new research approach which uses the principle of material balance as the theoretical basis, and quantificationally make grading estimation of carbonate gas source rocks by the quantity of hydrocarbon expelling
提出以物質平衡原理為理論基礎,以排氣態烴量的有無和大小來對碳酸鹽巖氣源巖進行定量計算分級評價的研究思路。Beginning with the analyse of present situation and cause of formation of saline - alkali land, the irrigated area overall water salt trends are analysed, and the irrigated area saline - alkali land and the groundwater level and distribution law of groundwater degree of mineralization are expounded, the trendence of irrigated area saline - alkali land is put forward. then water salt balance model is estanbished according to the relationship of irrigating and drainage. regarding the irrigated area as a balance area, by analysis of mineralization degree of water pumping from the yellow river and drained off water from irrigated area, the change of the draining off water ion is forcasted in water reducing condition
課題研究主要從鹽堿地現狀與成因及灌區總體水鹽動態分析兩方面入手,闡述了灌區鹽堿地、地下水位、地下水礦化度的分佈規律,分析了灌區鹽堿地的成因及變化趨勢;根據灌區灌溉、排水條件與以上各種因素的關系,建立了灌區水鹽均衡模型;把灌區作為一個均衡區,通過對黃河來水礦化度、灌區排水礦化度的分析,預測了在灌溉引水、排水減少時排水離子量的變化;運用灌區水鹽動態模型原理,對灌區現狀( 1998 、 2000年)與規劃水平年總體水鹽平衡進行了計算;總結分析了灌區水鹽動態變化趨勢,計算並提出了排水控制標準。Au. the influence of several variables such as gold and cosolvent concentrations, shaking times, the ratio of tdmba and gold on the extraction of gold and the water concentration of the organic phase were studied. while the cosolvent ratio is more than 10 %, in the tdmba system, gold was extracted completely. the gold extraction mechanism was discussed on the bases of water concentrations of organic phases and infrared spectrum. it was found that the aggregation ratio of tdmba and au
等因素對萃取率的影響,並研究了有機相的連續萃取有機相金含量與水含量的關系。結果表明,助溶劑體積比10 %以上時,十四烷基二甲基芐基氯化銨對金具有萃取能力強,平衡時間短的特點。季銨鹽陽離子與au cnSince the generated gas from gas source rocks is expelled in the form of separate phase, can it be useful for the form of pool. so, the expelling gas value of carbonate gas source rocks is more important, this paper, based on the principle of material balance, divide the tough problem of expelling hydrocarbon into relatively and easily investigated problems of gas hydrocarbon generation, residual and diffusion gas hydrocarbon and evaluate gas source rocks in temis of the magnitude of expelling gas ; hydrocarbon ( quantity of expelling gas = gas quantity of generation - adsorption - dissolving in oil - dissolving in water - diffusion )
由於所生成的氣態烴只有從源巖中以游離相運移出來之後才能對氣藏的形成做出貢獻,因此對氣源巖的排氣能力的評價顯得猶為關鍵。本文根據物質平衡法原理將比較棘手的排氣態烴問題,分解成相對較易考察的生氣態烴問題和殘留、耗散氣態烴的問題,以排氣量大小(排氣量=生氣量?吸附氣量?油溶氣量?水溶氣量?擴散氣量)為評價碳酸鹽巖氣源巖標準。But on the later condition the trend of accumulation turned to be stable in the w3 treatment ( vseawater / v pure water = 1 ) - in root zone soil, variation of sar value accorded with total salt accumulations and sometimes decreased at the treatment where the v seawater / v pure water > 1. contents of cl - and na + which were the main ions and leached obviously in 0 - 60cm soil were greatly influenced by rainfall, but the rainfall did not affected the contents of ca2 +, mg2 + and k + whose ability of leaching is worse than that of cl - and na + in the root zone soil obviously. the vertical distribution of salt ions in the 0 - 60cm soil were mainly affected by the ratio of v seawater / v pure water in the irrigation water on the condition of not enough rainfall, but on the cont
海水灌溉下,耕層土壤中鹽分含量受降雨量影響很大,足夠的降雨條件下,鹽分不會積累,降雨量較低時,鹽分積累明顯,但在50海水處理下趨于平衡狀態;耕層土壤sar值的變化情況和鹽分含量變化情況相一致,在灌溉水中海水濃度大於50時有所下降;土壤中主要鹽離子為cl ~ -和na ~ + , 0 - 60cm土層內, na ~ + 、 cl ~ -明顯的向土壤底層遷移,其在土壤中的含量受降雨影響顯著,而ca ~ ( 2 + ) 、 mg ~ ( 2 + )和k ~ +在土壤中遷移能力較低,其含量受降雨影響較小; 0 - 60cm層次土壤鹽分的縱向分佈在降雨量較低的條件下主要受灌溉水中海水濃度的影響,而在降雨充分的條件下,地面覆蓋程度成為重要的影響鹽分和水分脅迫下菊芋的生理響應及其海水灌溉研究因子之一。In allusion to the characteristics of severe lithological changes, complicated mineral compositon, high carbonate content and its uneven distribution in different sections of complicated sandstone reservoirs in well xin855 of xinchang gas field, it was proposed that new acid - fracturing technique - equilibrium acid - fracturing and closed acidizing technique was used for reservoir acid reconstruction
針對新場氣田新855井復雜砂巖儲層巖性變化大,巖礦組成復雜,碳酸鹽巖含量高,且在不同井段分佈極不均勻等特點,提出採用新的酸壓技術平衡酸壓閉合酸化技術對該儲層實施酸壓改造。Building up the model of seawater solar pond, then the approximate calculation about available solar radiation, the theory calculation of temperature and salt gradient distribution in the solar pond, and the analysis of the thermal stability, energy balance and efficiency have been emphasized. 2
建立了海水太陽池的物理模型,重點進行可用太陽輻射能近似計算、太陽池內溫度分佈和鹽梯度分佈的理論計算、以及太陽池的熱穩定性和能量平衡及效率的分析等; 2For the first time, take tarim basin as an example to establish theoretical, industrial threshold value of organic enrichment of carbonate source rocks. calculate gas quantity of generation, adsorption, dissolving in oil, dissolving in water, diffusion of unit area carbonate rocks at different geologic conditions. and then according to the material balance principle, figure out the corresponding organic carbon content when gas being started expelling from source rocks with separate phase
分別計算了不同地質條件下單位面積碳酸鹽巖的生氣量及源巖和圍巖各種形式的殘留和耗散氣量(吸附氣量、油溶氣量、水溶氣量、擴散氣量) ,進而根據物質平衡原理計算出源巖開始以游離相有效排氣時所對應的有機碳含量,並將它作為該地質條件下氣源巖的有機質豐度理論下限值。Calculate gas quantity of generation, adsorption, dissolving in oil, dissolving in water, diffusion of unit area carbonate rocks at different geologic conditions. and then according to the material balance principle, figure out the corresponding organic carbon content when gas being started expelling from source rocks with separate phase. regard it as the theoretical threshold value ( tocmin ) of gas source rocks at that same geologic condition
分別計算了不同地質條件下單位面積碳酸鹽巖的生氣量及源巖和圍巖各種形式的殘留和耗散氣量(吸附氣量、油溶氣量、水溶氣量、擴散氣量) ,進而根據物質平衡原理計算出氣源巖開始以游離相有效排氣時所對應的有機碳含量,並將它作為該地質條件下氣源巖的有機質豐度理論下限值。分享友人