leaching 中文意思是什麼

leaching 解釋
焊散漂出,熔出
  1. Effect of acid rain on leaching loss of nitrogen and phosphorus

    酸雨對紫色土氮磷淋失的影響
  2. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳含量最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  3. Seasoning of solution due to usage and leaching out of photographic reaction products and emulsion addenda from the photographic element into the processing solutions also becomes a problem.

    由於所用溶液的耗損及照像反應產物和乳劑添加劑從照像材料中帶到加工液中去,也會造成問題。
  4. Discuss on the bacterial leaching of sulfide ores from point of view o f bacteriology

    從細菌學角度探討硫化礦物的細菌浸出
  5. Kinetics of leaching lightly calcined magnesia with 2so

    4浸取輕燒氧化鎂的反應動力學
  6. Thermophilic microorganism sulfolobus growth and leaching chalcopyrite properties

    的生長及浸礦性能
  7. First, a terminal double bond was introduced into 3 - amino - 9 - ethylcarbazole ( aec ) via methacryloyl chloride to obtain the compound, 3 - ( n - methacryloyl ) amino - 9 - ethylcarbazole ( mec ). second, mec was copolymerized with butyl methacrylate to prepare the mec - immobilized polymer particles. the resultant polymer particles were used as a fluorescence probe, which was almost free of dye leaching, and had higher photostability in comparison with free aec

    首先利用甲基丙烯酰氯向3 -氨基- 9 -乙基咔唑( aec )分子中引入末端雙鍵,得到帶末端雙鍵的熒光指示劑3 - ( n -甲基丙烯酰基)氨基- 9 -乙基咔唑( mec ) ,然後通過乳液聚合技術將mec共價固定到聚甲基丙烯酸丁酯基體上,制得一種共價固定了mec的聚合物顆粒。
  8. In acute systemic toxic test, administration of the leaching solution in mice caused no death, organ dysfunction, cyanosis, tremor, severe peritoneal irritation, ptosis, or dyspnoea

    小鼠全身急性毒性實驗中,腹腔注射浸提液的小鼠未出現死亡、衰竭、發紺、震顫、嚴重的腹膜刺激、眼瞼下垂及呼吸困難等毒性癥狀。
  9. Tests for chemical properties of aggregates - preparation of eluates by leaching of aggregates

    集料的化學特性測試.對集料浸濾制備洗提液
  10. Tests for chemical properties of aggregates - part 3 : preparation of eluates by leaching of aggregates

    集料化學性能試驗.第3部分:用集料濾取法制備提取物
  11. Tests for chemical properties of aggregates - part 3 : preparation of eluates by leaching of aggregates ; german version en 1744 - 3 : 2002

    集料化學性能的試驗.第3部分:採用瀝濾法對洗出液的制
  12. Results indicated that rain eluviation was one of the means by which p. multisectum released allelochemicals, the allelopathy of the leaching might play an important role in enhancing the competitive ability of the species

    由此表明,雨水淋溶是多裂駱駝蓬向環境釋放化感物質的途徑之一,化感作用在增強其生態競爭力和擴大種群中起著重要的作用。
  13. Study on correlation between particle size of oxidized copper ore and its metal extraction rate in heap leaching

    堆浸工藝中氧化銅礦石粒級與浸出率相關性研究
  14. Leaching experiments of metakaolin show that the final al extraction rate in a batch reaction is strikingly influnced by the inferior pore struture geometry of the metakaolin pellets

    在輕度潤濕狀態下制備的高嶺石團粒,經煅燒后,仍具有發達的粒內大孔結構。
  15. Molten salt leaching method extracting potassium from potash feldspar

    從鉀長石中提取鉀的研究
  16. 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、採用強化堆浸技術、改進堆浸裝備水平、嚴格工藝條件及拓寬堆浸的應用范圍等方面提出一些有效途徑及適用技術,包括採用拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸,選用優質底墊層材料,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回收設備等,以提高浸出率、縮短堆浸周期,獲得更大的經濟效益。
  17. 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。
  18. The results were as follows : leaching solution by hot water extraction was date in color and had mellow date aroma and the highest fusel oil content but strong bitter taste ; leaching solution by pectinase enzymolysis had the highest reducing sugar content easy for fermentation but excessively high methanol content in fermenting wine ; leaching solution by microwave extraction had the shortest extraction time and fermentation time and the highest ethyl acetate content in wine and the produced wine had special aroma

    結果表明, 90熱水浸提,浸提液發酵酒顏色呈棗紅色,雜油醇含量最高,有濃郁棗香,但苦味重;果膠酶酶解浸提,浸提液還原糖含量最高,利於發酵,但發酵酒的甲醇含量過高;微波強化浸提,浸提時間和發酵時間最短,所得棗酒的乙酸乙酯含量最高,且有特殊香味。
  19. Purification of manganese solution prepared by leaching manganese dioxide and concentrate of galena ore flotation

    軟錳礦和浮選方鉛礦共同浸出液的凈化
  20. Thus we can explain why the groundwater with high mineralization degree in lu - botan depression - gesso in terrane of the tertiary system is leaching by groundwater

    如此,可以解釋鹵泊灘高礦化水的來源? ?地下水溶濾第三系巖層中的石膏等。
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