investigation analysis of the effect factors to post-adolescent acne severity

1、

the research uses expert scoring method, analytic hierarchy process to determine the suitability weights to generate alignment integrated multi-factor alignment suitability analysis chart, and determine the optimal path according to the suitability aided analysis with rural road construction specifications.

采用层次分析法进行定性和定量分析，判断计算得出其适宜性的权值，生成选线综合多因素适宜性分析图。根据选线适宜性辅助分析，结合乡镇道路设计规范，确定最优路径。

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2、

alignment chart interpretation of dip-angle method for thin-plank conductor

薄板导体上倾角法的列线图解释

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3、

the molecular complexed constants of sulfolane and dimethylsulfolane with cyclopentadiene, benzene and isoprene by gas-liquid chromatography

气液色谱法测定环丁砜、二甲基环丁砜与环戊二烯、苯、异戊二烯的分子络合常数

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4、

the molecular complexation between some c_8 aromatics and sulfolane

环丁砜与某些碳八芳烃分子络合作用的研究

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5、

replacing the existing heat exchanger in the extraction section can prevent the corrosion of the products from the decomposition of sulfolane to the heat exchanger;

对抽提工段的换热器进行更换，可以防止环丁砜分解物对换热器的腐蚀；

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6、

this paper proposes an equilibrium solubility calculation model for h_2s and co_2 in aqueous methyldiethanolamine solution and aqueous methyldiethanolamine sulfolane solutions.

提出了H2S和CO2混合酸气在甲基二乙醇胺水溶液及在甲基二乙醇胺、环丁砜、水溶液中的平衡溶解度的计算模型。

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7、

it is hopeful that this work will arouse the attention of the people working in sulfolane extraction process so as to take measures to curb this problem.

希望能引起从事环丁砜芳烃抽提工艺的工程技术人员的重视，并采取措施解决这一问题。

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8、

the upgrading sulfolane shows superior selectivity and stability in the application of aromatics extraction of the 300kt/ a reforming unit.

改质后的环丁砜用于锦州石油化工公司300kt／a催化重整的芳烃抽提，表现出优良的选择性和稳定性。

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9、

application of the poly ( phthalazinone ether sulfone ketone) separating membranes on the concentration of sulfolane solution

聚芳醚砜酮基分离膜在环丁砜溶液浓缩中应用

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10、

analysis of large-scale extraction equipments imported(ⅰ)& macro-hole sieve tray used in btx extraction with sulfolane

国外引进大型萃取设备剖析（一）&环丁砜芳烃抽提大孔筛板塔

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11、

determination of ppb level anions in sulfolane by ion chromatography with a novel column-switching injection system;

综述了离子色谱技术在气溶胶可溶性无机离子测定中的应用。

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12、

a vacuum distillation column relates to a sulfolane distillation device in equipment for producing sulfolane.

真空精馏塔涉及一种生产环丁砜设备中的环丁砜精馏装置。

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13、

separation of styrene from c_8 fraction by continuous extractive distillation with sulfolane

环丁砜连续萃取精馏从C8芳烃中分离苯乙烯

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14、

densities and viscosities for binary mixture of the p-xylene with sulfolane at different temperature

二甲苯与环丁砜混合液粘度和密度测定及关联

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15、

commercial application of hdf-01 antifoaming agent in sulfolane extraction unit

HDF－01消泡剂在环丁砜抽提工业装置上的应用

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16、

liquid-liquid equilibrium determination for sulfolane-aromatics system

环丁砜－芳烃体系液－液平衡测定

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17、

determination of micro amount of hydrocarbon in the sulfolane lean agent by gc/ ms

GC/MS测定环丁砜贫剂中烃含量

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18、

overcapacity test run of sulfolane extraction unit

环丁砜抽提装置超负荷试验

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19、

an experimental study on absorption kinetics of co_2 in aqueous solution of mdea and sulfolane

甲基二乙醇胺+环丁砜水溶液吸收CO2的动力学实验研究

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20、

study on the removal of hydroquinone from sulfolane with anion exchange resins

树脂法去除环丁砜中对苯二酚的研究

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