均量
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我国人口众多、资源均量少、生态环境非常脆弱。
Our country has a large population , low per capita resources and the ecological environment is very fragile .
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具体来说,主要从总量指标、均量指标、相对指标和增量指标来分析煤炭资源消费的变化过程。
Specifically , the total volume indicators are quantity indicators , relative indicators and incremental indicators to analyze the changes in the consumption of coal resources .
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计算结果分析发现回流区内湍动能最大值存在滞后的现象,浮力作用对时均量的影响较大,而对紊动量的影响则比较小。
The results showed that the maximum of the turbulent energy in the recirculation region existed hysteresis , and the buoyancy affected the time averaged variables but had little effect on the turbulent ones .
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选取相关总量和均量指标,利用主成份分析方法得出影响我国少数民族经济发展差异的主要原因是经济因子和条件因子。
Selecting some total and average items , the cause of economic differential has been analyzed by means of Factor Analytical Method , which are " economic factor " and " conditional factor " .
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更进一步,本文运用相关统计学和财务学方法从总量和均量两个方面分别对兴业银行的薪酬管理进行成本收益分析,并得出兴业银行的薪酬水平主要由其当年的营业收入决定等结论。
Furthermore , the paper applied relevant statistical and financial methods to conduct cost-benefit analysis for compensation management of the Industrial Bank on both aggregate and average amounts , and reached conclusions such as the compensation level of the Industrial Bank should be mainly determined by the financial year revenue .
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用粘度法测定了复合树脂中PVC的粘均分子量。
Molecular weight of PVC composite resin was determined by viscometer .
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HPLC法测定羟乙基淀粉氯化钠200/0.5注射液的重均分子量
Weight average molecular weight of Hydroxyethyl Starch 200 / 0.5 and Sodium Chloride Injection by HPLC
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通过固相缩聚,PET的粘均分子量提高,但热性能和结晶性能变化不大。
The solid-condensation polymerization could increase the molecular weights of PET , but had no obvious influence on the crystallization .
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粗产品数均分子量(Mn)为3420,分子量分布窄。
The average molecular weight ( Mn ) of crude product was 3420 and its molecular weight distribution was narrow .
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GPC分析表明共聚物的数均分子量为8.7万。
GPC analysis dis-played that the molecular weight of the copolymer was 87000 .
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黏度法测试UHMWPE黏均分子量实验过程探讨
Discussion on Experimental Process of Determining Viscosity-average Molecular Weight of UHMWPE by Viscosity Method
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PVC接枝共聚物的特性粘度随接枝率增加而增加,其重均分子量和分子量分布指数均大于接枝所用的PVC树脂。
The intrinsic viscosity , weight average molecular weight and index of molecular weight distribution of PVC-g-BA copolymer increased with increasing grafting degree .
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考察了聚合条件对共聚物数均分子量和醋酸乙酯(VA)质量分数的影响。
Effects of polymerization conditions on the copolymer molecular weight and VA weight content were studied .
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VPO法测定EO-THF共聚醚数均分子量的研究
Study on Determination of number-average molecular weight for eo-thf COPOLYETHERS
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从特性粘数和GPC图谱获得数均分子量的新方法
A novel method for estimation of number-average molecular weight from the intrinsic viscosity and GPC chromatogram of polymer sample
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GPC测得共聚物的数均分子量为4934,多分散指数是1.978,具有较窄的分子量分布。
The data of GPC indicate that the number-average molecular is 4934 and the polydispersity is 1.978 with a narrow molecular distribution .
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纸浆纤维长度测定方法黏度法测试UHMWPE黏均分子量实验过程探讨
Testing method for fiber length of pulp by projection Discussion on Experimental Process of Determining Viscosity-average Molecular Weight of UHMWPE by Viscosity Method
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当PEG的质量比相同(以10%为例),而数均分子量降低时,结晶度在不断减小。
The crystallinity of copolyesters gradually lowered with the decrease of the molecular weight of PEG when the weight percent of PEG was identical ( such as10 % ) .
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采用溶剂挥发法及冷冻干燥制备PLA+胶原+rhBMP-2复合膜,对膜作力学性能测试,SEM表面特征观察,失重率及黏均分子量测定,体内外降解性评价;
The PLA + collagen + rhBMP-2 membrane was fabricated by solvent-casting and cool-drying . The mechanic properties of this compound membrane were tested . The two surfaces of membrane were observed by SEM .
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研究表明:聚合制备PAN,相同单体组成和浓度、相同反应条件情况下,随着混合溶剂中水含量的增加,生成的PAN粘均分子量相应增加,其转化率也增加。
The polymerization results showed that viscosity average molecular weight and conversion rate of PAN would increase with higher H2O ratio in mixed solvent in the same monomer concentration and environment conditions .
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以FT-IR和粘均分子量对溶剂型醇酸涂料中醇酸树脂经超临界CO2(SC-CO2)作用前后样品进行表征。
Alkyd with and without the action of supercritical CO_2 was studied by FT-IR and average viscose molecular mass , which insolvent type alkyd coating .
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用FT-IR、1H-NMR表征了其分子结构,测定了树脂产物的环氧值E和数均分子量及相对分子质量分布;
The structure of epoxy resins were characterized by FT IR and 1H NMR spectra . The epoxy value ( E ), molecular weight distributions of the resins were measured .
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通过快速特性粘度法研究聚碳酸酯(PC)在恒温条件下降解不同时间的粘均分子量,进而研究其降解机理和动力学方程。
The relation of the average viscose molecular mass of polycarbonate ( PC ) with temperature and time was obtained in the process of PC thermal degradation . Thermal degradation mechanism and kinetic equation of PC were studied .
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用聚乙二醇(PEG)处理ZnO,ZnO团聚无明显改善,PET粘均分子量降低,结晶性能提高。
Treating with poly ( ethyl glycol )( PEG ) had no obvious influence on disaggregation of ZnO . The molecular weights of PET decreased , and the crystallization ability improved as PEG added .
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呋喃树脂粘均分子量与铝电解用TiB2涂层阴极抗拉强度关系的研究
The Effect of Furan Resin Viscosity Molecular Weight on the Tensile Strength of Wettable Cathode with Carbon-bonded TiB_2 Coating in Aluminum Electrolysis
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PE的相对分子质量随聚合温度的下降有明显增大,在0-60℃时重均分子量为(16-60)×104。
The relative molecular mass of the PE resin remarkably went up as the polymerization temperature lowered , e.g. its weight average molecular weight attained ( 16-60 )× 104 in the temperature range from 0 to 60 ℃ .
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通过我们系统的研究工作,采用Lewis酸催化剂,在室温、不同溶剂中聚合环戊二烯,得到了重均分子量为2000-15000的齐聚物。
In our study , the oligo ( cyclopentadiene ) with weight average molecular weight ( Mw ) between 2,000 ~ 15,000 was made using Lewis acid as catalyst at room temperature .
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在优化条件下,催化剂的活性达13t/(mol·h),聚降冰片烯的粘均分子量达1×106。
The catalyst activity of up to 1 3 × 10 7 g / ( mol · h ), and viscosity average molecular weight of polymer of up to 10 6 were obtained at optimum condition .
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分析表明:PCS的数均分子量为400,活性较强,陶瓷化产率为70%左右,在1200℃基本转化为微晶态的-βSiC。
The average molecular weight of active PCS is 400 ( M_n ) . The ceramic yield is approximately 70 % , and PCS was translated into β - SiC crystal at 1200 ℃ .
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GPC估计其数均分子量为6×10~4.扭辫分析表明,该聚合物的玻璃化转变温度与粘流温度分别为0℃和130℃,硫化温度为210℃。
The Mn of this polymer estimated by GPC is 6 × 104 and the glass transition and viscous flow temperatures determinated by TBA are 0 ℃ and 130 ℃ respectively .