矩量法(MOM)是一种有效的分析复杂目标电磁特性的数值计算方法。
Method of moments (mom) is an efficient numerical method for the analyses of electromagnetic characteristics of complex objects.
针对运用矩量法计算电大尺寸天线时遇到的严重困难,提出一种基于矩量法的计算天线远场的远区近似(MOM- FZ)方法。
Aimed at the difficulty in calculating an electrically large size antenna by using MOM, a far zone approximate method based on MOM (MOM-FZ) was presented for calculating radar antenna pattern.
本文提出一种改进边界元法,它使形成的边界元方程不隐含本征量,避免大阶数矩阵的转置。
A modified boundary element method is proposed. In the approach, the matrices in the formed boundary equation implicitly contain no eigen parameter.
三种方法:目测法、量测法和试验法。
The three main methods are eye survey, measurement and test.
摘要目的:建立一种气相色谱法同时测定注射用青霉素钠中有机溶剂丁醇、乙酸乙酯、乙酸丁酯残留量的方法。
To found a method to detect the residual solvents of penicillin sodium for injection: butanol acetic ether and butyl acetate.
结论胰酶消化植块培养法是一种能够获得高成活率、高收获量、细胞形态和生长状况良好的体细胞培养方法。
Conclusions method of trypsinization is good method which acquire high percent of live cells and more production of cells.
提出了一种基于测试信号法的TCSC功率振荡阻尼(POD)控制器的设计方法,避免了计算量庞大的状态矩阵特征值计算。
A new test signal method based approach to design power oscillation damping (POD) controller for TCSC is proposed, by which the bulky eigenvalue calculation of state matrix can be avoided.
作为一种严格的数值方法,矩量法已广泛应用于各种电磁问题分析。
As an exact numerical method, the method of Moments has been extensively applied to electromagnetic simulations.
在分析样条函数的力学模型基础上,提出了一种根据地面标高利用薄板比拟法计算土方量的简便、实用、高效的方法。
Through the analysis of mechanic model of spline function, the paper proposed a simple, convenient and efficient sheet assimilative method based on finite element to calculate earthwork volume.
用大口径毛细管气相色谱法跟踪监测了西安地区夏秋两季14种蔬菜167个样品中有机磷农药残留量。
The residues of organic phosphorus pesticide were determined by large bore capillary gas chromatograph in 167 samples of 14 kinds of vegetables in Xi an region.
腐蚀性气体硫化氢的测定方法最常见的是亚甲基蓝分光光度法和碘量法,这两种测定方法都受到众多因素的影响。
The most common determining methods of corrosive gas - hydrogen sulfide are the methylene blue spectrophotometry and the iodimetry, however, these two methods are both affected by many factors.
针对目前隐身飞行器外形雷达散射截面(RCS)难以准确计算的问题,提出了一种基于目标外形几何特征和矩量法的飞行器r CS算法。
In order to solve the problem, a new algorithm for calculating RCS is presented based on the geometrical characteristic of target aircraft configurations and the method of moment (mom).
结合“水冲法”抽淤的工程监理实践,介绍了清淤工程淤泥工程量4种不同的计算方法,分析其在应用中的优缺点。
In this paper 4 different calculation methods are introduced on the basis of supervision practice of desilting works with water jetting process, with their relative merits in application analyzed.
采用程序升温气相色谱法和氢火焰离子化检测器,对土壤中15种农药的残留量进行检测,该法简便、快速。
The amounts of 15 kinds of pesticide residues in soil were determined by gas chromatography of programing temperature with FID detector. The method is simple and rapid.
为了改善交通标志在RGB模型下的颜色分割效果,提出了一种基于三分量色差法的动态阈值分割改进方法。
To improving color segmentation effect of traffic sign under the RGB model, a method for image segmentation based on chromatic aberration was presented.
拉法札在此方面技巧十分娴熟,对任一种特殊配制,原料的质与量均是精挑细选,烘培的程度亦经审慎的专业判断。
Luigi Lavazza was considerably skilled at carefully selecting the amount of each ingredient required for one particular blend as well as expertly determining the degree of roasting.
文章介绍了一种在导线测量中,既能提高测量精度,又能减少工作量的方法——边角分测法。
The article introduces a method which cannot only raise accuracy but reduce the load in wire measurement, that is measuring lines and angles separately.
用差示扫描量热法分析了6种作物幼苗线粒体极性脂和磷脂酰甘油(PG)的热致相变。
The thermal response of seedling mitochondria polar lipids and phosphatidylglycerols (PG) from 6 species of crops was investigated by differential scanning calorimetry.
通过比较,动态法操作简单,结果精确度较高,成为测量基本电荷量比较实用的一种实验方法。
By comparison, it can be found that the dynamic method has simple operation and high precision, so it becomes one kind of practical methods in basic charge measurement.
结合体素法无干涉性、偏移法计算量小的优点,提出一种改进的STL模型镂空算法。
An improved algorithm of hollowing STL model is presented which takes advantages of voxel method and offsetting method.
用双波长、差示、一阶导数分光光度法,建立了一种测定外源物体外代谢时一氧化碳(CO)生成量的新方法。
A double wavelength-differential-first order derivative spectrophotometric assay was established to determine carbon monoxide (CO) generation during in vitro metabolism of xenobiotics.
为了克服张力金属丝存在的悬垂对导航精度的影响,提出了一种双张力金属丝法对悬垂量进行修正的方法。
In order to eliminate the effects of strained-wire pendency on the navigating precision, a double-strained-wire amending method to the wire was proposed.
相量法是分析正弦稳态电路的数学工具,实质上是一种变换方法。
The phasor analysis is a mathematical method analysing sinusoidal steady state circuit. It is essentially a style of transform.
针对现有算法中精度与计算量的矛盾,提出一种基于因子分解与光束法平差的新算法。
A novel method based on factorization and bundle adjustment, as well as its principle and implementation is presented.
排阻色谱法做为一种特殊的液相色谱技术可用于分子量分布的测定及按分子量的不同进行的制备分离。
Size-exclusion chromatography, as a special liquid chromatography, is used to determine the molecular weight distribution and preparatively separate the samples according to the molecular weight.
针对基于核密度估计的图像互信息估计法运算量很大的问题,提出了一种快速互信息估计算法。
A new fast algorithm was presented to accelerate the computation of mutual information of images based on kernel density estimate.
结论:石墨炉原子吸收光谱法分析测定涉水产品中镍增加量是一种灵敏可靠、简便快捷的方法。
Conclusion: Graphite furnace atomic absorption spectrometry is sensitive, reliable simple and rapid for determination of the increment of nickel soak from the equipment of drinking water.
建立了快速溶剂萃取-气相色谱法同时测定含脂羊毛中47种有机磷杀虫剂残留量的方法。
This study developed a method for simultaneous determination of 47 organophosphorous pesticides in greasy wool by accelerated solvent extraction (ASE) coupled with GC-NPD.
建立微波萃取-气相色谱法同时分离测定水果、蔬菜中7种有机磷农药残留量的方法。
A method of separating and determining 7 organophosphorous pesticides residues in fruits and vegetables at the same time by gas chromatography was established.
建立微波萃取-气相色谱法同时分离测定水果、蔬菜中7种有机磷农药残留量的方法。
A method of separating and determining 7 organophosphorous pesticides residues in fruits and vegetables at the same time by gas chromatography was established.
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