用水回收率 的英文怎麼說

中文拼音 [yòngshuǐhuíshōu]
用水回收率 英文
recovery rate of water
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 回構詞成分。
  • : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
  • : 率名詞(比值) rate; ratio; proportion
  • 用水 : category:drinking water
  1. Combining with practice of china ' s uranium ore heap leac hi ng, this paper proposes main ways and suitable technologies in the fields of emp hasizing feasib ility research, adop - ting strengthened technologies, improving equipment le vel, op timizing control technological factors and developing application range and so o n, which include adopting acid - curring and ferric sulphate - tric kle leaching process, bacteria heap leaching, countercurrent heap leaching, sele cting advanced material of heap bottom, developing large mechanized heap constru ction equipments and methods, popularizing drip i rrigation distributing solution, optimizing heap leaching process parameters, as we ll as developing recovery equipments suited to heap leaching, etc, in order to i n crease leaching rate, reduce heap leaching period and achieve more economic bene fits

    結合我國鈾礦堆浸實際,在重視堆浸可行性研究、採強化堆浸技術、改進堆浸裝備平、嚴格工藝條件及拓寬堆浸的應范圍等方面提出一些有效途徑及適技術,包括採拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸,選優質底墊層材料,研製大型機械化築堆方法和設備,推廣滴灌式布液,優化堆浸工藝參數,以及開發堆浸相配套的設備等,以提高浸出、縮短堆浸周期,獲得更大的經濟效益。
  2. The equipment can be used in the immersion, heat regurgitation, the extraction of aromatic ingredient, the recovery and forced circular extraction of residue organic menstruum and pot countercurrent extraction of traditional chinese drug, foodstuff and chemical industries with advantages of high efficiency and convenient operation

    本設備於中藥食品化工行業的常壓煎溫浸熱迴流強制循環滲透芳香油提取及有機溶媒等多種工藝操作。具有效高操作方便等優點。機組裝置選材優良,廣泛應於制藥食品化工等行業揮發油的提取。
  3. Back extraction by hno3 - hf and back extraction by concentrated hnch after lower the concentration of organic phase are studied, the method of back extration by hnorhf can not be used to icp - ms, because some zirconium is hydrolysis when hf is removed by heat. however, the method of back extraction by concentrated nitric acid after lower the concentration of organic phase can be used to icp - ms, the recovery is 93. 2 %, rsd % is 5. 24 %, the decontamination factor of uranium is 3. 2xl04, the detection limit of zirconium is 0. 04ng / ml. the method of tta extracting trace zirconium in uranium is firstly used to icp - ms, the result is satisfied, it can be used to determine zirconium in uranic production quickly and veraciously

    本文通過研究hno _ 3 - hf反萃和稀釋有機相後濃hno _ 3反萃這兩種分離方法,認為hno _ 3 - hf反萃由於在加熱去除hf時酸度不易控制,導致鋯的部分解,因而此方法不宜於icp - ms中,然而稀釋有機相後濃hno _ 3反萃法於icp - ms測量中,全程為93 . 2 ,相對標準偏差為5 . 24 ,鈾的一次去污因子為3 . 2 10 ~ 4 ,鋯的測定下限為0 . 04ng / ml ,本文首次將tta萃取分離鈾中鋯於icp - ms測量中,結果令人滿意,此方法適於快速、準確測量鈾產品中微量鋯。
  4. An iron - containing material with an iron grade of over 20 % can be recovered from magnetic separation tailings of liuling iron mine by gravity method. this material can be used instead of partial clayey material to produce portland cement so as to reduce the mine tailings discharge amount to 43. 52 %, to raise the iron recovery from 70. 89 % to 84. 62 % and to reduce the iron ore powder consumption in raw cement mixture and the energy consumption of raw material grinding

    重選法從劉嶺鐵礦磁選尾礦中鐵礦物,可獲得鐵品位大於20 %的含鐵物料,此物料代替部分粘土質原料生產硅酸鹽泥,使礦山尾礦排放量減少至43 . 52 % ,鐵的由70 . 89 %提高到84 . 62 % ,並且減少了泥生料配料中鐵礦粉的量,降低了生料粉磨能耗。
  5. Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫度高,煙氣熱量未以及爐子保溫襯里效果差等問題,提出採聲波除灰系統、煙氣系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰器漏所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效由83 %左右提高到90 %以上
  6. The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %

    分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫度高,煙氣熱量未以及爐子保溫襯里效果差等問題,提出採聲波除灰系統、煙氣系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰器漏所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效由83 %左右提高到90 %以上
  7. Abstract : an iron - containing material with an iron grade of over 20 % can be recovered from magnetic separation tailings of liuling iron mine by gravity method. this material can be used instead of partial clayey material to produce portland cement so as to reduce the mine tailings discharge amount to 43. 52 %, to raise the iron recovery from 70. 89 % to 84. 62 % and to reduce the iron ore powder consumption in raw cement mixture and the energy consumption of raw material grinding

    文摘:重選法從劉嶺鐵礦磁選尾礦中鐵礦物,可獲得鐵品位大於20 %的含鐵物料,此物料代替部分粘土質原料生產硅酸鹽泥,使礦山尾礦排放量減少至43 . 52 % ,鐵的由70 . 89 %提高到84 . 62 % ,並且減少了泥生料配料中鐵礦粉的量,降低了生料粉磨能耗。
  8. Introducing the thermal performance calculation method called efficient factor method with the medium of the exchange coefficient on the base of the key factors which influencing the heat and humidity ' s exchange, the characters ordinary mathematics equations stem from the analysis the double spray chamber ' s thermal performance calculation identically utilizing efficient factor method, further the equations working as the core of the theory calculation and the utilization of the spray chamber ' s structure and the definition of the experimental equations, further introducing the double spray chamber ' s thermal performance calculation equations

    雙噴系統熱工計算同樣採系數法,進而在理論部分引出雙噴系統熱工計算方程式,這實質上就得到了本課題的核心部分? ?組合方程組,無論是理論計算還是噴室結構類型的採以及試驗公式的確定均以此為核心,從而最終從理論計算、試驗測定及節能性三方面論證了雙噴室熱方案的可行性。
  9. Discussed taking advance condensation heat of water in waste fume. at the same time, the water can absorbed several pollutants in waste fume

    對比了不同空氣系數下,不同排煙溫度時的余熱溫度效,探討了利燃燒過程中生成的冷凝熱及其對污染物的吸
  10. Abstract : study is made of recovery of organic reagents during the preparation of ultrafine powder by metal alcoxides hydrolysis. the phase diagrams of isopropanol - benzene system and isopropanol - benzene - water system have been plotted, based on which, isopropanol and benzene can be recovered and recirculated by distillation - rectification process. the recovery and reused rate of alcohol and benzene are above 75 %. so both the environmental pollution and cost of ultrfine powder are reduced

    文摘:對醇鹽解法制備超細粉末過程中有機試劑的進行了研究,繪制了異丙醇-苯的二元相圖和異丙醇-苯-的三元相圖,在此基礎上採蒸餾-精餾的方法對制備體系中的異丙醇和苯進行,將有機試劑循環使,使醇和苯的達75 %以上,因而減少了環境污染,並降低了粉末成本。
  11. The sustainable utilization evaluation of regional mineral resources this text regards laiwu ( in the middle of the shandong province, the east hillfoot of mount tai ) as a district of studying, so do maplnfo as workbench. by the present situation analysis of mineral resources, 19 indexes are chosen to form the evaluation system of the mineral resources sustainable development, they are fund tax rate, worker per capita incomes, rehabilitation rate, sloping rate, the ratios between reserves and extraction, tailing utilization ratios, atmosphere quality, water quality, economic - societies coordinate coefficient, etc. according to the experts, the quantitative indexes are quantified

    2 、區域礦產資源可持續利評價本文以萊蕪市(位於山東省中部,泰山東麓)為研究區,以mapinfo為工作平臺,通過對礦區礦產資源開發現狀分析,決定選擇資金利稅、職工人均入、塌陷土地復墾、采區、儲采比、尾礦利、大氣環境質量、環境質量、經濟社會協調系數等19個因子,組成礦區可持續發展評價的評價因子,根據專家賦分值將定量因子進行量化,模糊數學的方法對數據進行處理,使它們具有可比性。
  12. Abstract : the expressway landscape and its design and studies, the shift from economic compensation of forestland to landscape compensation during the construction of high - grade highway, the measures to conduct ecological environmental protection and the relationship between highway design and living environmental protection are discussed and studied

    文摘:紫外光度法測定中油類時在標準油品、波長的選擇以及氯化鈉量和石油醚純度等方面存在的問題進行了探討,提出以工作曲線代替標準曲線,使達到97 %左右。
  13. Hydrocyclone is used to p urify bentonite according to the structure characteristicof hydrocyclone, the effects of apex diameter, flow quantities, liquid - solid ratio anddispersant on the recovery r atio and purity of bentonite have been studied, the optimumparameters of t echnology are put forward

    根據力旋流器的結構特點,應力旋流器進行濕法提純的工藝流程,研究了底流孔徑、流量、液固比和分散劑對膨潤土含量和的影響,提出了優化的工藝參數。
  14. The nutrient potassium of water - soaking solution for two kinds of coatedcompound fertilizer was determined by atomic absorption spectrophotometry, in which the recovery rate was 107. 89 % for 6 samples and the correct, sensitive and quick potassium is provided for the formula design and release feature research of coated compound fertilizer

    摘要火焰原子吸法,對兩種復合肥料及其包膜肥料溶出液中的養分鉀進行了測定,測試中的6個樣品平均加樣為107 . 89 % ,為包膜復合肥料配方設計和釋放特性研究提供了準確、靈敏、快速的定鉀方法。
  15. Qualified heat recovery rate acquired from the merge equation ' s resolve in terms of the fortran program and the hvac - id graph in the course of the theory calculation. determining the experimental equations applying the ortho imitated experimental design on the basis of the simple spray chamber. the experimental date originated running double - spray chamber ' s entrance and exit air

    理論計算中通過編制的fortran程序求解組合方程組,並結合hvac - id圖求得符合要求的熱,其間試驗公式是在單噴室的基礎上採一次正交歸試驗設計得到,試驗結果是通過對運行的雙噴系統中的室內外空氣進出口狀態參數進行測定而得到。
  16. Based on the comparative analysis of two available heat system plan, the paper selects the water - water heat pump system plan. after a series of character analysis, design calculation ; the style of compressor including media choosing and its circle dynamic calculation for the thermodynamic system is determined. besides this, based on some basic measure of thermodynamic analysis, the heat pump coefficient of performance is discussed ; the exergy analysis for the water - water heat plan is conducted ; the calculation formula of heat pump exergy efficiency is derived ; an optimal model for heat pump together with thermal machine is established and the main exchanger equipment in heat pump system including its resistance calculation is designed in details

    本文通過對兩種系統方案進行比較分析,確定了環熱泵系統的基本方案,經過定性分析和設計計算,進行了壓縮機的選型、工質的選擇、熱力系統的循環計算等基本設計,同時應熱力學分析的一些基本方法,討論了如何評價熱泵系統的性能系數,並對電廠循環余熱熱泵系統進行了(火)分析,得到了熱泵過程(火)效的計算公式,建立了熱泵?熱機聯合機組優化模型,還對熱泵系統的主要換熱設備進行了詳細的結構設計和阻力計算,最後對熱泵系統進行了技術經濟分析和評價。
  17. The complex and the filter are dissolved in a small volume of dmso, and the absorbance of the resulting solution is measured by means of spectrophotometric method at 545nm wavelength against the reagent blank. the detection limits better than 1. 0 u g / l can be achieved

    50倍富集時,方法的檢出限為0 85pg l 。以上兩種方法應於分析天然以及礦泉中的mo ( vi )和的o ) ,好,結果滿意。
  18. The first one, named modular intelligence ecology environmental protection housing, belongs to one kind of new monomer housing. it has realized the housing completely modulation, the standardized factory assembly line processing production. it may realize the housing itself energy zero supply, the housing security, defending against riots, and preventing from fire by the entire automatic controller

    該生態住宅屬新型單體住宅,實現了住宅的全部模塊化標準化工廠流線加工生產,可實現住宅本身的能源零供應家庭生活節價值垃圾的接近零排放等,同時可大幅度降低生產施工成本,提高土地的利,可作為別墅富裕農村民居中低層住宅樓度假村房屋工廠房辦公樓酒店等多種途。
  19. The results showed that the hot water dewaxing was the most suitable method for wax recovery in mechanized mills because of low cost, high recovery of over 95 %, direct reuse of the recovered wax, and substantial reduction of wastewater, which helps the gravely pollutant mills with finding the resolution of environment problems

    成本低、高達95 %以上、蠟可直接於蠟染,並且脫蠟廢大幅減少,可為污染嚴重的蠟染生產企業解決環保問題。
  20. In the boron medium of ph = 9. 0, the purple complex of pb ( ii ) - pan, can be collected on nitrocellulose membrane

    2pg l 。該方法應於天然樣分析,好,結果滿意。在ph9
分享友人