英语人>网络例句>测定体积的 相关的搜索结果
网络例句

测定体积的

与 测定体积的 相关的网络例句 [注:此内容来源于网络,仅供参考]

The molecular weight dependence of the distribfition of polymer molecules between the coacervate and the dilute phases on the phase separation of polymethylmethacrylate-acetone-methanol system has been proved to follow the relation first derived by Flory for binary systems: f"_j/f′_j = Qe~_j where f"_j and f′_j are the weight fractions of the polymer molecules of molecular weight M_j in the coacervate and in the dilute phases respectively, while Q and σ are parameters.

1。聚甲基丙烯酸甲酯-丙酮-甲醇体系的两次分相实验用θ-溶剂中的沉降速度法测定分相前试样和浓相的分子量分布曲线,得到高分子在浓稀相重量分配的分子量依赖关系 f_j=Qe~证实Flory的溶度函数形式与实际相符,并适用于三元体系的相分离,但Q值与两相体积比R值并不相同。 2。再分级使级分的分子量分布宽度随再分级次数的增加而减小,通常认为到第三次再分级其效果已不显著并不确实。

The mean proportional volumes of mucous acini were more than those of serous acini except salivary glands of rodents.Conclusion: The mean proportional volume of MeCs in salivary glands associates with animal species and secretion of salivary glands.

HHF 35是近几年开始使用的识别特异性肌动蛋白(muscle-actin-specific)的单克隆抗体,作者使用它来区别肌上皮细胞和腺泡,希望通过定量测定比较肌上皮细胞的平均体积比,以了解不同动物涎腺中肌上皮细胞的发育是否存在物种间的差异及与分泌功能的关系。

T curve of the corresponding solvate trends towards the lower temperature A linear relationship was observed between the mol. vols. of the monohalogenated benzene and the Tc values of the corresponding solvates, with the only exception being the chlorobenzene analog. This anomaly is attributed to a first-order phase transition occurred around 185 K, which coincides with the Tc value of this solvate.

特别在单卤代苯系列中,溶剂的分子体积与Tc值呈线性关系,但氯苯溶剂合物是例外:后者的反常现象主要是由晶格内部的Tc≈185K时伴随发生了与自旋变异协同的一级相变所造成,这个相变过程已为示差扫描量热测定和Mossbauer中心位移对温度的曲线呈现的不连续性所证实。

Significant processing steps can include: a phase changes involving either the desired molecule or the solvent, inert carrier or vehicle, e.g., dissolution, crystallization, evaporation, sublimation, distillation or absorption; b a phase separation such as filtration or centrifugation; c any chemical change involving the desired molecule, e.g., removal or addition of water of hydration, acetylization, formation of the salt; d an adjustment of the solution containing the molecule such as adjustment of pH or pO2; e a precision measurement of contained or added BPC components, in-process solutions, recycled materials is performed, i.e., weighing, volumetric measuring, optical rotation, spectrophotometric determinations, etc.; and f changes occur in surface area, particle size, or lot uniformity, e.g., milling, agglomeration, blending.

意义较大的步骤可能会包括:a相变化,包括指定分子或溶剂,惰性载体或溶媒,如溶出作用,结晶,蒸发,升华,蒸馏或吸附;b相分离,如过滤或离心;c涉及指定分子的任一化学变化,如结晶水的除去或添加,乙酰化作用,成盐;d包含分子的溶解的调节,如调节pH或pO2;e 含有或添加原料药组分,过程内溶液,回收物料的精密测量,如,称重,体积测量,旋光度,分光光度测定,等和f 表面,粒度,或批一致性的变化,如磨碎,凝块,混合。

To establish a MPLC method for the content determination of resveratrol in Polygonum cuspidatum Sieb. Et. Zucc, Analytical column SOURCE 5RPC ST 4.6/150 was used with a mixture of acetonitrile+water (30+70,volume ratio ) as mobile phase ,with a flow rate of 1ml/min and the UV detection wavelength was 306nm, The linear range was 0.6-1.6mg/ml (r=0.9919). The average recovery of prodatin was 103.0%-90.4%(RSD=7.21%). The method is convenient and accurate. Result indicated a reverse phase chromatography media based o n polystyrene/divinyl benzene has excellent resolution for resveratrol in cuspidatum. P rovide theoretical support for process development.

色谱条件采用SOURCE 5RPC ST 4.6/150预装柱,以乙腈/水(体积比30/70)溶液为流动相,流速1ml/min、检测波长为308nm,结果表明,白藜芦醇在0.6~1.6mg/ml的浓度范围内峰面积积分值与浓度的相关系数r=0.9919;所测定的虎杖饮片中白藜芦醇平均含量为0.304%,平均回收率为103.0%~90.4%;实验表明,以聚苯乙烯为基架的反相介质对于虎杖中自藜芦醇具有良好的分辨率,适合其有效成分的检测、分离,对虎杖中白藜芦醇制备的科学研究过渡到工艺开拓有很好的借鉴。

The either titrate in titration process is nodded, the affiliation of the chroma of the Ag+ in solution and titration agent bulk can determine by the potential of two electrode the value is obtained at the same time, thereby applicable is multivariate and corrective the content that the law gets ion of the avery kind of in mixing haloid ion by corresponding titration curve.

在滴定过程中的任一滴定点,溶液中Ag+的浓度和滴定剂的加入体积可由两个电极的电位测定值同时获得,从而可应用多元校正法由相应的滴定曲线求得混合卤素离子中每一种离子的含量。

The progresive regressing and regressing were made on the fruit production to the parameter of tree framework of gold delicion / M9 / Shandingzi in 6 years old based on the date of yeild investigations and measurment. By the marginal analysis and fuzzy clasification.These parameter were defined that trunk circumafename= 24.93cm, highth of tree=2.5m,average width ot tree=2.5m,size of tree=5.05~5.6m~3, number of length branch / per tree = 101-161.number of middle branch / pe...

本文以金冠/M9/山定子6年生树体为试材,对树体结构参数进行田间测定,用多元回归、逐步回归的方法分析出十种树体结构指标对产量的效益,用边际分析的方法和聚类的方法研究出金冠/M9/山定子产量最高时树体结构参数为:干周=24.93cm,树高=2.5cm,平均冠径=3.01m,冠高=2.5m,树冠体积=5.0~5.6m~3,单株长枝数=101~161个,单株中枝数=122—142个,单株短枝数=601~616个,单株枝量=847~903个,单株叶面积=13.5m~2。

Various factors (such as acidity and basicity, amount of catalyst, carrier gas velocity, amount of reducer , time and temperature of reaction, volume of reactant) have different influences on the Magos' method which determines inorganic and organic mercuries.

本文研究了各种因素(酸碱度、催化剂的用量、载气流速、还原剂的用量、反应温度、反应时间、反应物的体积)对Magos法测定无机汞和有机汞的影响。

The weight and percentage of plated metal of metallized fiber can be derived from measuring the weight and volume of metallized fiber via the density formula and the law of conservation of mass with konwing the density of plated metal and the basic fiber.

通过测定表面金属化纤维的质量和体积,利用密度公式和质量守恒定律,只需知道表面金属和基材纤维的密度即可推导出镀层金属的质量和表面金属化纤维的质量分数。

The hydraulic diameter of polymer molecular and the inaccessible pore volume in rocks of different permeability are measured by using the electrical resistivity method.

应用电阻法计数器测定不同相对分子质量聚合物溶液水力学分子直径,并结合原始含水饱和度通过压汞实验确定不同渗透率岩石中的不可及孔隙体积;研究聚合物分子直径与岩石渗透率的配伍关系,进行不同类型油藏聚合物的优选,探讨一种合理选择聚合物分子尺寸和相对分子质量的方法,利于指导油田聚合物驱方案的优化设计。

第13/14页 首页 < ... 6 7 8 9 10 11 12 13 14 > 尾页
推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?