yield of well 中文意思是什麼

yield of well 解釋
井的出水量
  • yield : vt 1 生出,產生(作物、報酬、利益等)。2 給與,讓與;讓渡;放棄(權利、地位等);交出。3 承認。4 ...
  • of : OF =Old French 古法語。
  • well : n 1 井。2 泉水;源頭,來源。3 坑,穴,凹處;【礦物】礦井,豎坑;【軍事】(地雷的)井坑;【建築】...
  1. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。
  2. Sds - page results showed that as to mut + recombinant highest yield was obtained after 4 days inducing and with the culture time prolonged it reduced. pokeweed antiviral protein gene expressed well when methanol concentration reached 10g / l. pokeweed antiviral protein obtained high yield in thin acidic culture medium ( ph6. 0 - 6. 4 ) and its quantity in total mass of secrete protein exceeded 30 %

    Sds - page分析結果表明, mut ~ +組菌株在甲醇誘導第四天後pap在培養液中積累量達到最高水平,延長培養時間會導致產量下降;在10g / l的甲醇濃度誘導下, pap的表達量達到最高;培養基ph值在偏酸性條件下( 6 . 0 - 6 . 4 ) pap的表達量都維持在較高的水平。
  3. At last, the effect of the steel yield strenth, the yield - to - ultimate stress ratio, the shape and size of the access hole is researched. in conclusion, the finite - elenent model and the program adoped in this paper can well similate the response of beam - to - cloumn connections uder cyclic load

    本文所建立的模型及採用的程序能夠很好的模擬、研究在循環荷載作用下剛性樑柱連接的反應,為進一步研究剛性鋼框架樑柱連接的抗震性能打下了基礎。
  4. Costa rican soils are generally fertile and in well drained soils a yield of 40 - 45 t / ha / year ( 1600 - 1800 exportable boxes ) can be obtained with little inputs

    哥斯大黎加土壤一般很肥沃,在排水良好的土壤上無需什麼投入就可獲得40 ~ 45噸/公頃/年的產量( 1600 ~ 1800出口貨箱) 。
  5. If we use the yield of the 10 - year exchange fund bonds as a proxy of our cost of capital, this irr is well above this hurdle rate

    年期外匯基金債券的收益率來作為我們的資金成本,這項內部回報率已遠遠超出我們的資金成本。
  6. Abstract : in accordance with the problems in the system of well storing rainfall at present, based on the experiments of artificial simulating rainfall, and assistance with the measures of natural rainfall, the relationships among the surface runoff yield, silt concentration, catching runoff efficiency and the material of surface, slope gradient, rainfall intensity are analysed systematically. then, the best slope gradient and material of surface are chosen, in condition of which surface rainfall yield is the largest and silt concentration is the smallest. this is a beneficial study for the practical use of the rainwater catchment plot in furture

    文摘:針對當前旱井集雨系統存在的問題,利用人工降雨試驗,並輔以天然降雨觀測,系統分析了旱井集流區的產流量、含沙率、集流效率與下墊面材料、坡度、降雨強度的關系,進而選出了最優坡度及最優下墊面材料,為今後旱井集流區的應用研究做了有益的探討。
  7. The authors probed into the reason of ambivalence, pointed out the development relationships among them, and mainly brought forward seven measures : ensuring necessary plantations and studiously increasing yields of grains ; setting up reasonable grains reserves ; increasing the yield of unit area and overall productivity of land, and ensuring gross yields of grains to be increased steadily ; adjusting measures to local conditions, differentiating land varieties among the total land of gansu province to produce grains ; continuously adjusting structure of production, improving agricultural economy benefits, and increasing farmer incomes ; realizing essential self - support of gross grains, meanwhile dealing with well regional and structural scarcity gradually ; strengthening outcomes of ecological construction, increasing the intensity of ecological compensation, utilizing strategy of virtual water to solve grain safety to be fragile and sensitive regions of ecology, and realizing agricultural sustainable development

    文章分析問題的矛盾所在,指出三者的辨證發展關系,並主要提出七點措施:保證一定的播種面積,努力增加糧食產出;建立合理的糧食儲備規模;依靠科技,主攻單產,提高土地的綜合生產能力,保證糧食總量穩定增長;因地制宜、分類指導省內不同地區的糧食生產;繼續調整農業生產結構,提高農業的經濟效益,增加農民收入;實現省內糧食總量基本自給的同時,逐步解決好區域性、結構性短缺問題;鞏固生態建設成果,加大生態補償力度,利用虛擬水戰略解決生態脆弱區、生態敏感區等局部地區的糧食生產安全,實現農業可持續發展。
  8. Based on the key stages and factors, by the analysis to climate factors and yield of typical years, the climate index of rich and poor harvest in three key stages was decided respectively, which can provide scientific reference for planting and management of the longan and technique support for developing meteorological service for the longan production as well

    在此基礎上,結合典型年份氣候要素與產量的對比分析,確定了豐歉氣候指標,為龍眼的栽培管理提供了科學依據,同時也為開展龍眼氣象服務提供了技術支撐。
  9. Aiming at the present low efficiency of well irrigation works and through pumping tests and theoretical analysis, the paper derives a method for calculating the optimum water yield, the best lifting distance and economic pipe diameter of low pressure pipe delivery system of irrigated area by wells, increasing the efficiency of motor - pumped wells

    針對目前井灌工程效率低下的問題,通過抽水試驗,經過理論分析,推導出了井灌低壓管道輸水灌溉系統的最優出水量、最佳揚程和經濟管徑計算方法,從而可提高機井灌溉效率。
  10. The modified nickel - supported catalysts possess good reaction performance, conversion of propane and carbon dioxide as well as yield of hydrogen

    採用稀土改性的氧化鋁負載的鎳催化劑顯示出較好的催化活性,比氧化鋁負載的貴金屬催化劑有更好的丙烷二氧化碳轉化率和氫氣收率。
  11. Based on the document of [ 2006 ] 47 drafted by the state council as an opportunity importing the most advanced international exploration, design, drilling and collection technology, the group economic target advances in high - speed, and the yield of the original day - single well increases several ten - times of before

    以國務院[ 2006 ] 47號文件為契機,引進目前國際最先進的勘探、設計、鉆井、抽采技術使原來日單口井產量提高數十倍,使集團經濟目標得以快速發展。
  12. Abstract : the forced state in key parts and their lifetime, the volume of high pressure chamber and ratio of pressure, the length of high pressure stroke and pressure stability, the relations between the deformation of high pressure chamber and temperature field and pressure field for three kinds of apparatus of making synthetic diamond under high pressure and high temperature were compared in this paper. the differences of these main apparatus were analyzed according to the degree of difficulty and ease in the technique, the choice of applicability and the cost and yield of them. it was emphasized that studying and developing the large sized belt - type press should be the way to make high quality saw diamond and change the state of making middle and low quality diamond in the diamond industry of our country, catching up with the international advanced level as well

    文摘:通過對高溫高壓合成金剛石3種主要裝備在關鍵部件受力狀況與使用壽命、高壓腔體積與壓力利用率、高壓沖程大小與壓力穩定性,高壓腔變形與溫場、壓場的關系等方面的比較,分析了3種主要裝備在技術難易程度、適用性選擇和投入產出比的差異;強調了我國金剛石行業要改變當前只能生產中低檔金剛石的現狀,向生產高品級鋸片級金剛石的方向發展,與國際接軌,應該走大型化兩面頂的道路。
  13. The forced state in key parts and their lifetime, the volume of high pressure chamber and ratio of pressure, the length of high pressure stroke and pressure stability, the relations between the deformation of high pressure chamber and temperature field and pressure field for three kinds of apparatus of making synthetic diamond under high pressure and high temperature were compared in this paper. the differences of these main apparatus were analyzed according to the degree of difficulty and ease in the technique, the choice of applicability and the cost and yield of them. it was emphasized that studying and developing the large sized belt - type press should be the way to make high quality saw diamond and change the state of making middle and low quality diamond in the diamond industry of our country, catching up with the international advanced level as well

    通過對高溫高壓合成金剛石3種主要裝備在關鍵部件受力狀況與使用壽命、高壓腔體積與壓力利用率、高壓沖程大小與壓力穩定性,高壓腔變形與溫場、壓場的關系等方面的比較,分析了3種主要裝備在技術難易程度、適用性選擇和投入產出比的差異;強調了我國金剛石行業要改變當前只能生產中低檔金剛石的現狀,向生產高品級鋸片級金剛石的方向發展,與國際接軌,應該走大型化兩面頂的道路。
  14. Since the sand faced - iron mould has high rigidity, it is possible, when used for crankshafts production, to adopt feeder - less foundry method and increase the process yield, as well as increase dimension accuracy of castings and improve surface quality of castings

    由於覆砂鐵型剛度較高,用於球鐵件能實現無冒口鑄造,提高工藝出品率,並能提高鑄件尺寸精度,改善表面質量。
  15. In order to further increase the yield of hybrid rice as well as enhancing its quality and stress tolerance, professor yuan is conducting a research collaboration with professor samuel sun and professor hon - ming lam of the department of biology at the chinese university of hong kong, and professor maurice ku of the school of biological sciences at washington state university. with the help of advanced biotechnology and recent progress in the decoding of rice genome, together with traditional breeding techniques, the collaborating team aims to develop enhanced chinese hybrid rice for the 21st century

    為進一步提升中國雜交水稻的產量、質量及抗逆的能力,袁隆平教授與香港中文大學生物系辛世文教授、林漢明教授及美國華盛頓州立大學生命科學學院古森本教授正進行一項大型合作研究計劃,通過引入先進生物科技和破解水稻的遺傳基因密碼,結合傳統育種技術,推動二十一世紀中國雜交水稻改良工程。
  16. The term "sustained yield" is probably most useful has applied to the yield of well fields in situations that thomas has termed "water-course aquifers".

    "持續開采量"這個術語用於托馬斯稱作"連河含水層"情況下的井田開采量,大概才是最合適的。
  17. By controlling the stress value of under - lying layer less than tits structure yield stress value, a new design method to decrease composite ground settlement is suggested. and the composite foundation settlements of 12 buildings with the deep mixing cement piles is calculated, which is in good accord well with the measurement in field. second, considering the influence of well resistance, smear effect and structure breakage of thick soft clay, the equivalent calculation method is proposed

    首先,結合溫州地區深厚軟土,通過對室內常規試驗結果的分析,發現軟土具有較強的結構性,並給出室內固結壓縮曲線校正的新方法;提出了通過控制未打穿水泥攪拌樁復合地基下臥層的應力水平,使其小於土體結構屈服應力,以大幅度減小沉降的復合地基設計方法,並通過與12幢住宅樓未打穿水泥攪拌樁復合地基的實測沉降對比,得到了良好的驗證,進一步完善了結構性軟土壓縮變形的計算方法。
  18. The study mainly introduced some aspets as follow : the reduction of the soil acidity, the eli mination of toxicity of al, fe and mn to the root system, the improvement on acidic soil, the effect on crops yield, as well as the agricultural application of lime in home and abroad and the calculational methods of the required quantity of acidic soil in application

    摘要主要介紹了生石灰降低土壤酸度、消除鋁鐵錳對根系毒害作用、對酸性土壤的改良作用、對作物產量的影響等方面,以及生石灰在農業生產上的國內外應用情況和酸性土壤施用生石灰需要量的計算方法。
  19. 5. a iterative - linear complementarity method for elasto - plastic problem was proposed, which approximates nonlinear yield function well and enlarges the utilization of lcm. 6

    提出了一種求解彈塑性問題的迭代線性互補方法,可以更好地解決非線性屈服函數的近似問題,進一步拓展了線性互補方法的求解能力。
  20. Since the first mutual fund was put on sale in september of 2001, the mutual fund has stepped into fast - developing period in our country. as one of the financing tools, open - end funds have the character of buying or selling fund shares anytime, which contents to the require of dynamic balance between liquidity and yield of investers in securities business. so, they had compelling achievement during the stagnant market. in the base of yinhe fund research center ’ s date about funds in china in 2005, china funds ’ net value breakthrough rmb 400 billion for the first time to rmb 417. 8 billion. open - end funds ’ size percentage to total funds ’ size in china have raise from 75 % to 81 %. in 2004, there emergence the size of rmb 10 billion stock fund which first launch. but, whether this big size fund can fit well in our capital market in general

    作為一種理財工具,開放式基金以其特有的「可隨時申購與贖回」的制度安排,較好地滿足了證券市場上投資者在資金的流動性與收益性之間的動態平衡的要求。因此,在並不景氣的證券市場上,開放式基金取得了令人矚目的成績。根據銀河基金研究中心對中國基金業2005年上半年數據的統計,中國基金業凈值規模首次突破四千億大關,達到了4178億元。
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