參比溶液 的英文怎麼說
中文拼音 [shēnbǐróngyè]
參比溶液
英文
reference solution-
The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l
快速電解獲取高濃度na _ 2feo _ 4溶液的方法，主要包括四個方面：採用兩陰極室夾一厚度較小的陽極室的隔膜（或離子膜）電解槽；使用比表面積較大的鐵網陽極；保持陽極室中有適宜濃度的濃naoh溶液；採用較低的電流密度和較高的電解速度。具體工藝參數是： 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。Piezoelectric sensors, commonly known as quartz crystal microbalance, are sensitive to multiple signals such as the surface mass and the viscosity, density, dielectric effect, conductivity of the liquid
壓電傳感技術則是一種比較成熟的傳感技術，可響應石英晶體表面的質量變化及溶液粘度、密度、介電常數、電導率等參數。3. considering the shortcomings of hydrosoluble - cyclodextrin polymer, such as easily water - absorbed properties and poor endurance in a high electric field, two - cyclodextrin - starch resin electrorheological particles ( wss - - cdp and cls - - cdp ) were synthesized by copolymerization through a mixture of - cyclodextrin and epichlorohydrin in the presence of water - soluble and water - insoluble starch, respectively. the structures of these polymers were characterized by ft - ir and raman s
在4kv / mm直流電場作用下，由可溶性澱粉參與共聚的p一環糊精樹脂電流變液的屈服應力可達6 . 2kpa ，與不含澱粉的p一環糊精聚合物相比，約增加了35 % ，抗電場能力也可增至5kv / mm以上，且持續時間較長。Based on physical simulation and numerical simulation, the conversion of hot water slug flooding with nitrogen foam is presented and some injection indices are optimized, including foam concentration, gas - liquid ratio, injection rate, temperature of water, slug length. from reservoir research and oilfield development, studying disadvantageous factors, the paper will have guilding value for heavy oil reservoir development of leng 43 block
對熱水+氮氣泡沫段塞驅的關鍵技術指標，包括泡沫劑濃度、氣液比、注入速度、注水溫度和段塞長度等重要參數進行了優選，提出了注水速度80 100t d 、氣液比1 ： 1 、注水溫度95 100 、溶劑濃度0 . 5的推薦方案。Abstract : the model parameters for uniquac and nrtl equations are obtained by using the infinite dilute activity coefficients of a component at several temperature and the nonlinear regressive technique. the vaporliquid equilibrium ( vle ) data calculated by using the parameters for uniquac or nrtl equation is agreement with that from vle experiment
文摘:通過一個組分在不同溫度下的無限稀釋活度系數，利用非線性回歸確定了四氫呋喃1 ， 4丁二醇、水1 ， 4丁二醇二元體系的uniquac 、 nrtl溶液模型參數.用所獲得的兩溶液模型參數對三元氣液平衡數據進行理論推算，並與實測的三元氣液平衡數據進行比較，發現兩結果比較吻合With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance
在參閱了大量文獻的基礎上，分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦，經原子力顯微鏡測試，獲得的超細二硫化鉬的粒度平均在800nm以內，納米銅粒子平均粒度約為30nm ，表面修飾納米二氧化鈦平均粒度約為40nm ，在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性，結果表明：在合理的添加濃度范圍內，超細二硫化鉬在低載時具有優良的減摩抗磨性能，納米銅在高載時具有比較好的減摩抗磨性能，表面修飾二氧化鈦粒子因具有有機與無機復合物的特性，從低載到高載都保持穩定的減摩抗磨性能。Results show that when the ratio of the ion concentration is 1. 707, ph of the reaction is 10. 0, reaction temperature is 45 and the aging time is ih, the ultra fine mn - zn ferrite precursor particle can be obtained
得到粒度最小的參量值如下：離子濃度比為1 . 707 ，溶液ph值為10 . 0 ，水浴溫度為45 ，陳化時間為1h 。Using lithium bromide aqueous solution as liquid desiccant, adopting the total heat transfer rate and enthalpy efficiency to describe the combined heat and mass transfer performance and the moisture removal rate and regenerative efficiency to describe the mass transfer performance of the regenerator, explores the effect of air and desiccant inlet parameters on the regenerator performance by experiment, and compares the result obtained with those of other counter - flow configurations previously published
以溴化鋰溶液為除濕劑，採用總換熱量、全熱效率描述再生器的熱質交換總體效果，採用再生量、再生效率描述傳質效果，實驗測試了溶液和空氣的進口參數對再生器性能的影響，並與逆流再生器的實驗結果進行了比較。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素，以便充分掌握影響孔度大小、分佈、形態的因素，使孔度調控范圍得以拓寬，使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發，分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程，它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程，可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料，其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜，通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定，不同厚度的多孔膜形貌研究，不同x （聚合物-溶劑相互作用參數）體系所制備的多孔膜形貌等需深人研究In the boron medium of ph = 4. 5, the complex of mo ( vi ) - ars - cpc, can be collected on nitrocellulose membrane. 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 490 nm wavelength against the reagent blank. the detection limits better than 1. 2ug / l can be achieved
5的hac寸aac緩沖溶液中， mo （ vi ）與酋素紅s （ ars ）以及澳代十六烷基毗陡（ cpc ）形成的三元絡合物能夠被硝化纖維微孔濾膜定量富集，富集膜溶解在小體積的二甲亞礬中，於490run處以試劑空白為參比測定吸光度。If syringe injection, which is irreproducible at the high pressures involved, must be used, better quantitative results are obtained by the internal calibration procedure where a known amount of a noninterfering compound, the internal standard, is added to the test and reference standard solutions, and the ratios of peak responses of drug and internal standard are compared
如果要使用注射器注射劑（在高壓下無法再生） ，通過內部校對規程會得到更佳定量的測定結果，在內部校對規程中，已知數量的非干擾化合物（內部標準品）被添加到測試品和標準參考溶液中，可以比較藥品和內部標準品的峰值響應比率Validation of the strength of reference solutions used for measuring concentrations
用於測定濃度的參比溶液的強度的檢測The solution was divided two portios and equal dilution with 2ml of 0. 45mol / l naoh and 2ml 0. 6mol / l kc1 - h3bo3 buffer obtained ph14 and ph10 solution respectively. the 2nd derivative spectrum of ph14 solution was measurement with phio solution as reference solution
Oml0石mol l氯化鉀一硼酸緩沖溶液製成ph14及ph10的溶液，以ph10的溶液為參比，測定ph14溶液的二階導數光譜圖。The eluate was evaporated, the residue was dissolved with 4. 0ml of 0. 1mol / l hcl solution, determine the 2nd derivative spectrum referring to o. lmol / l hcl solution
Lmol l的鹽酸溶液4 ， oml溶解剩餘物，以0 lmol l的鹽酸溶液為參比，測定二階導數光譜圖。分享友人