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Acetonitrile-sodium chloride, trichloromethane and acetone-dichloromethane were used to extract organophosphorous pesticides respectively. Pulsed-flame photometer detector was used to analyze the extraction rate of these three solvents. Flame ionization detector was used to analyze the content of impurity in the samples extracted by those three solvents.

分别采用乙腈-氯化钠法、三氯甲烷法和丙酮-二氯甲烷法提取蔬菜样品中残留的有机磷农药,使用带脉冲式火焰光度检测器的相色谱法比较了三种提取方法有机磷农药的提取效率,使用带火焰离子检测器的相色谱法分析了三种提取方法杂质溶出量。

As to the high polarity, high boiling point resultant—trimesic acid, the analysis methods of infrared spetrum, gas chromatography-mass spectroscopy, vapour-phase chromatography, acid number titration and so on are seperately used to characterize its property. Infrared spetrum and gas chromatography-mass spectroscopy are used to have a qualitative analysis on the resultant and are compared with the stand diagram. Sulfuric acid-methanol esterification and rapid esterification are used to prepare the trimesic acid trimethyl-ester and have a FID quantitative analysis. So that we make sure the purity of trimesic acid in the resultant and also we have an acid alkali titration on the resultant to get its acid number, in order to verify the purity of trimesic acid in the resultant.

对于高极性、高沸点的固体产物均苯三甲酸,分别采用红外光谱、质联用、相色谱、酸值滴定等分析手段进行了表征:利用红外光谱、质联用的方法进行产物的定性分析,并与在同一仪器、同一条件下做出的标准谱图进行比对;采用硫酸-甲醇酯化法和快速酯化法制备出均苯三甲酸三甲酯,对其进行相色谱FID定量分析,进而确定固体产物中均苯三甲酸的纯度;用酸碱滴定法确定固体产物的酸值,以对固体产物中均苯三甲酸的纯度进行验证。

Completing the selection of well pattern, establishment of hydrocarbon reservoir geologic model, and calculation of fluid PVT, and triphase relative permeability determination, and reserve fitting and history matching, the programs are designed to improve oil recovery of WAG and simulate performance prediction, and also optimize the programs.

在完成井组的选取,油藏地质模型的建立,流体PVT相态计算,油、、水三相相对渗透率的确定,储量拟合和历史拟合以后,研究了水交替注入提高采收率方案设计、动态预测模拟研究,实行了开发方案的优选。

The thesis makes a wellbore pressure and temperature distribution allegiance calculation forecasting model which takes the seawater temperature field and coefficient of heat transmission into account based on the study of the related theories. And the thesis makes a research of the impact of Reynolds Number upon drag coefficient based on the classical Tunner Droplet Model, and makes the critical flow rate model of liquid lift for Ya 13-1 gas field from the perspective of security.

通过理论研究,建立了考虑海水温度场及传热系数的适用于崖13-1田的井筒压力、温度分布耦合计算预测模型;从井积液机理研究出发,建立了高低液比携液临界流量的计算模型,在高液比携液临界模型的推导中,以经典的Tunner液滴模型为基础,研究了雷诺数对曳力系数的影响,从安全考虑建立了适用于崖13-1田的携液临界模型。

There is no difference between the IL-1 and TNF-a,in the comparison of Weifen Syndrome of Acute Leukemia and unacute one, Acute Leukemia Yingfen syndrome and unacute one.

急性白血病卫分证和非急性白血病卫分证比较、急性白血病分证和非急性白血病分证比较、急性白血病营分证和非急性白血病营分证比较,IL-1β、TNF-α无差别。

Methods: Examine 10 person who are healthy and 10 patiens with Weifen syndrome of un-acute leukemia, 5 patients with Weifen syndrome of Acute leukemia and 12 patients with Qifen syndrome of unacute leukemia,6 patients with Qifen syndrome of acute leukemia ,10 patients with Yingfen of unacute leukemia and Yingfen of Acute leukemia,then compare the result's.

通过临床初步研究,检测了10例健康者、10例非急性白血病卫分证患者、5例急性白血病卫分证患者、12例非急性白血病分证患者、6例急性白血病分证患者、10例非急性白血病营分证患者、10例急性白血病营分证患者血清上述指标水平,比较了各组以上各指标水平的表达。

See the section below for making distinctions between "aspirated" voiceless sounds ,, and and "unaspirated" voiceless sounds ,, and .

&请参看以下部门之间作出区分声响&吐&无声族,,和和&不吐&无声的声响的,和& Listening to consonants:听辅音

The lower the underpressure of deep basin gas, the nearer it vanishes in the time and space.

深盆的负压值越低,在时空上就越接近于深盆消亡。

By undirect way, using naphtha, LPG or natural gas as raw material makes reformed gas carbureted with natural gas to get the product gas, which is completely suitable to the existing networks and utensils.

以非直供方式,用石脑油、LPG或天然做原料生产出改质,再用天然增热,得到与现有管网、用户燃具完全适应的产品

Effects of diameter and height of stump on sprout regeneration of Cunninghamia lanceolata;2. And the aura of the undiseased, sprout ,the coming disease and slight disease,which belong to sub-health,were also referred.

调经论》在论述神、、血、形、志有余与不足的临床表现和治法时,提出了&微病&的概念,如在&血未并,五脏安定&的情况下,出现的&神之微&、&白微泄&、&微风&等应属亚健康的范畴,而&未病&中的先兆、&萌芽&、&欲病&等也属亚健康范畴,上述内容可为中医研究亚健康提供一定的理论依据。

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在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

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