water dispersion 中文意思是什麼

water dispersion 解釋
噴水霧
  • water : n 1 水;雨水;露;〈常作 pl 〉 礦泉,溫泉;藥水。2 〈常 pl 〉水體;水域;水道;海;湖;河;海域;...
  • dispersion : n 1 分散,散開;散布,傳播;離散。2 【物理學】彌散,色散;【化學】分散作用;被分散物;分散相,分...
  1. Several key factors, ultrasonic dispersion, water / organic solvent mixing medium, surfactant, were used and adjusted in order to obtain composite particles with better monodispersity and less organic impurities

    在有機介質加入量較小的情況下,極性較小的丙酮更有利於合成單分散性好、粒徑小的磁性復合微球。
  2. Study on the dispersion of superfine rdx in water

    超細黑索今在水中的分散性研究
  3. Therefore, there will be good prospect in determination of water bearing zone and oil bearing zone, and waterflooded zone with complex resistivity log developed with rock dispersion property

    因此基於巖石頻散特性發展起來的復電阻率測井技術在識別油水層和水淹層測井評價上具有良好的應用前景。
  4. Our leading products are : ball mill, superfine agitating mill, vacuum plaster agitator, slip agitator, pressure - glazing tank, shower - dedust glazing booth, vibration sieve, leakage tester for water - closet, blast heater, rapid dispersion machine, magnetic separator, base - wipe machine, electric diaphragm pump and the vertical casting unit for medium and top grade of one - piece water - closet and close - coupled water closet, wash basin, pedestal, low level cistern and sink

    公司主導產品有球磨機、超細攪拌磨、真空石膏攪拌機、泥釉漿攪拌機、釉漿壓力罐、水浴噴釉廚、旋振篩、座便器漏水檢驗機、熱風爐、座便器彎管施釉機、高速分散機、磁選機、擦坯機、電動隔膜泵及生產中高檔衛生潔具的洗面器、分體座便、聯體座便、面具柱、低水箱洗滌槽等立澆成型機。
  5. Influence of sodium hexametaphosphate on dispersion behavior of nano hydroxyapatite in water

    六偏磷酸鈉對納米羥基磷灰石水中分散行為的影響
  6. At first, bubble flow image is acquired using laser and incandescence lamp respectively as light source and using ccd. according to different optics - dispersion character, threshold segmentation method is proposed to identify gas from the gas - water flow, which make steadfast base for further calculate void fraction. the precision of threshold directly affect the calculate precision of void fraction

    文中分別採用激光片光源和影視燈照明,採用逐行掃描數字ccd攝像機獲取氣泡的流動圖像;根據氣泡和水對光的反射特性不同,提出採用閾值法識別圖像中的氣泡和水,從而為進一步計算摻氣濃度打下堅實的基礎。
  7. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參數, dc值可以同時反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  8. In allusion to the agglomerates of tio2 particles, dispersion process of the nanoparticle tio2 in water was studied with mechanism whisk and dispersant, and the dispersing effects were measured by the methods of spectrophotometer

    針對納米tio _ 2顆粒的團聚,採用機械攪拌和分散劑的作用,對納米tio _ 2顆粒在水介質中的分散穩定性進行了研究,用分光光度法對分散效果進行了評價。
  9. Using the convective - dispersive equation and based on labo ratory exp eriment, the hydrodynamic dispersion coefficient of unsaturated soil is determi n ed under different inial soil water content, different manner of water infiltra t ion and fertilizer supply

    用非飽和土壤水動力彌散方程及其解析解,在室內試驗的基礎上,研究了非飽和土壤在不同初始含水量、不同入滲方式及不同加肥方式下的水動力彌散系數。
  10. Abstract : using the convective - dispersive equation and based on labo ratory exp eriment, the hydrodynamic dispersion coefficient of unsaturated soil is determi n ed under different inial soil water content, different manner of water infiltra t ion and fertilizer supply

    文摘:用非飽和土壤水動力彌散方程及其解析解,在室內試驗的基礎上,研究了非飽和土壤在不同初始含水量、不同入滲方式及不同加肥方式下的水動力彌散系數。
  11. The dispersion medium, water, has the ability to disintegrate the material sufficiently to carry it into colloidal suspension.

    作為分散介質的水能夠充分地將這些物質分散並使之成為膠態懸浮體。
  12. In this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的
  13. Abstract : in this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    文摘:本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的
  14. Through the comparison between freeze - drying and heat - drying, the agglomeration and the desorption of the precursor on carbon support can be alleviated with freeze - drying method. the effects on the electrocatalysts by pretreatments of carbon support, dispersant and precursor are studied. the result shows that pretreatment of the carbon support by kmno _ 4 can add oxygen - containing functional groups on the surface of carbon, which can reduce the hydrophobicity of the carbon support, and then make it much easier for carbon to dissolve in water to form suspension ; isopropyl alcohol can make the carbon support in high dispersion in the precursor solution, which can make the precursor absorbed on the surface of the carbon

    採用高錳酸鉀氧化預處理的碳載體比表面積較大,表面含氧官能團數量較多,親水性較好,有利於前軀體在碳載體表面的吸附;選取異丙醇作為預凍液中的分散劑,有利於碳載體在前軀體溶液中的分散,容易實現前軀體離子在碳載體表面的穩定吸附和分散;使用酸性pt ( no _ 2 ) _ 2 ( nh _ 3 ) _ 2作為前軀體,可以使前軀體離子和碳載體表面的酸性含氧官能團發生離子交換反應,使得前軀體離子吸附量增大,分散更加均勻,以上三種因素的選取都可以得到催化活性更高的pt / c催化劑。
  15. Protecting the dispersion of vegetation in this area is basic for the function of restoring flood - water

    維護東洞庭湖區植被分佈和功能狀態是為了更好地發揮東洞庭湖區的生產功能和防洪、蓄洪功能的基礎。
  16. Determination of the water dispersion in butter ; indicator paper method

    黃油水分分佈的測定.試紙法
  17. Earthworms are used at nutrilite because they help to aerate the soil, speed up decomposition of plant material plowed back into the soil, add natural humus material called castings and break up water channeling through tunnels for dispersion

    39健爾力利用蚯蚓幫助疏通土壤的空氣,加快植物分解並重新溶入泥土中,為泥土加入天然的腐植質,同時,蚯蚓在泥土中四處鉆動,有助水分滲透。
  18. In water, the apparent viscosity of composite particles is much lower than that of uncoated graphite with the same solid content ; composite particles have good dispersion effect under different ph value with dispersant agent of sodium hexametahposphate. through the analysis of tg - dtg curve, the oxidation resistance of composite particles has been greatly improved

    復合粉體水漿體的表觀粘度比相同質量固含量的未處理石墨大大降低,而且在以六偏磷酸鈉為分散劑時,復合粉體在不同的ph值條件下都取得了很好的分散效果。
  19. Effects of reaction conditions on synthesis and performance of polyurethane acrylate water - dispersion

    蕨麻多糖對小鼠免疫功能的影響
  20. Butter. determination of water dispersion value

    奶油.水分散指數的測定
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