variation method的例句大全

the seasonal variation of co2 flux in a winter wheat field of the loess plateau was studied using an eddy covariance method.

利用涡度相关法对黄土塬区小麦地CO2通量季节变化进行了研究。

It provide a new method to explored and appreciate space variation of iron orebody and iron mine resource with high degree of accuracy, low cost and integrated exploration, it has important theory and extend applied value.

为铁矿体空间变化与铁矿资源进行大面积高精度低成本综合性探测与评价提供了新的方法，具有重大理论意义与推广应用价值。

the process quality of semiconductor manufacturing is influenced by variant factors, such as positional variation, cyclical variation and temporal variation. a new process quality analysis method based on multi-vari analysis is presented.

针对半导体晶圆生产中存在着位置间变异、晶圆间变异及批次间变异，提出了基于多变异分析（MVA）的工序质量分析方法。

the flow entering the thermal exchanger appears cyclical variation since the engine of gas-heating pumps discharges the exhaust gasses discontinuously. so, using the traditional stable state method to design and simulate the thermal exchanger will produce big error.

天然气热泵发动机汽缸工作排烟气的不连续性，使进入换热器流量呈现周期性变化，因此，将传统的稳态方法用于发动机烟气换热器的设计与模拟会产生较大的误差。

The chain shape of multiple block co-polymer in dilute solution has been studied by using Monte Carlo method. Changes of the chain shape with variation of the interaction of two components along the chain and with variation of block length of the chains were examined.

通过Monte Carlo方法研究了多嵌段高分子链在稀溶液中的形态，考察了该分子链线团的形状随两种不同化学组分相互作用的变化，以及嵌段长度的变化情况。

Research on Antigenic Variation of Goose Paramyxovirus and Diagnostic Method of Multiplex RT-PCR

鹅源副粘病毒抗原变异及复合RT-PCR诊断方法研究

This paper is the second section from The Variation and Developments of Foreign Language Teaching, dealing with the direct method.

本文是外语教学的演变与发展的第二部分，论述直接教学法。

A denoising model using the total variation and wavelet method

基于全变差和小波方法的图像去噪模型

An Image Denoising Method Using Total Variation Regularization for Flow Field

一种全变差正则化流场的图像抑噪方法

In this paper, a new method of stress variation in an aquifer inversed by the tidal effect of the water level in a deep well is given.

本文给出了利用井水位的固定潮效应反演含水层应力变化的新方法。

In this paper, residual stresses and their variation law of skived automotive gears are studied by X-ray diffraction method.

本文通过对刮削后汽车齿轮齿面残余应力的测定，探讨了刮齿表面残余应力的变化规律。

Using correlative, compositive and regressive method, hydrology-weather conditions and main weather types which cause and maintain China inshore sea fog were studied, interannual variation, long term trend and their affecting factors of China inshore sea fog were also discussed.

运用相关、合成、回归等方法，研究了中国近海沿岸海雾形成和维持的水文气象条件及主要天气形势，讨论了中国近海沿岸海雾的年际变化、长期变化趋势及其影响因素。

An improved 3-D 20-node isoparametric singular element with quater-points and displacement method are used to calculate SIF KI and its variation and distribution for inside corner crack of nozzle. The relationships between K I and geometric parameters of crack and structure are analyzed.

用改进的1/4边中节点三维20节点等参奇异元和位移法计算了球接管内壁角裂纹的应力强度因子K1及其变化分布规律，分析了K1与裂纹及结构的几何参数关系。

Drift shell tracing method and the secular variation of inner radiation fluxes

漂移壳追踪方法与内辐射带的长期变化

Study on the method and variation of characters of exogenous DNA introducing into rice

外源DNA导入水稻的方法及性状变异研究

In the uniform variation in which the running times of a given job on different machines are identical, we develop 3-approximation algorithm using Iterative Rounding Method against Linear Programming.

均一性版本问题中，单个作业在不同机器上的运行时间是一致的，本文利用线性规划上的迭代取整法给出了一个3-近似算法。

Variation Rule of Covalent Bond Length and Its Calculation Method

共价键长的变化规律及计算

Calculation method of projectile drag coefficient variation versus altitude

超声速弹箭阻力系数随高度变化的计算方法研究

Adopting moving average method and serial cluster analysis method, hydrological series in the basin was divided into three phases according to annual runoff coefficient variation.

采用滑动平均和有序聚类分析方法，对选定的水文序列进行阶段划分，并统计分析各阶段降水、径流的变化特性；

Conclusions The method described above is simple and suitable with better accuracy and precision. In this research, the rate of recovery is from 97.6% to 101.7%, and the coefficient variation is under 2.0%.

结论高温燃烧水解-氟电极法具有良好的准确度和精密度，回收率为97.6%-101.7%，变异系数均为2.0%以下，且简单易行。