查询词典 sampling method

Based on the principle of molecular dynamics, a sampling method in Direct Simulation Monte Carlo method for molecular total and translational energy, and the heat flux vector nearby the wall boundary is proposed.

从分子动力学出发，讨论了直接模拟蒙特卡罗方法中分子平均总能量、平均平动能以及边界热流密度的抽样方法。

Through analyzing weighted method of image network sampling and statistic matching method of image network parameters, network analytical correction system of saline mud log has been compiled.

本文分析了图像网络采样加权算法及图像网络参数控制的统计拟合分析方法，编制了盐水泥浆测井资料的网络分析校正系统。

Put forward to estimate sampling method of Bayes of blemish dimension amendatory, gave out to evaluate the law that get core to detect the method of probability.

提出了估计缺陷尺寸修正的贝叶斯抽样方法，给出了评价钻芯法检测概率的方法。

An efficient central ellipse algorithm for estimating the echo peak positions of ultrasonic sampling was presented to find the accurate receive time of echo by searching the peak of energy bursts, which is base on the theories of energy centrobaric correction method and least square method in the ultrasonic ranging system.

基于能量重心校正法和最小二乘法的原理，提出了一种改进型椭圆中心超声回波寻峰算法：通过曲线拟合搜索椭圆中心点，即回波信号能量集中点，进而找到回波信号的峰值点。

Method］ In the light of the sampling method in Environmental Testing and Analysis Methods issued by SEPA, the atmospheric environment, water and soil environmental quality were tested for GAP base of Desmodium styracifolium Merr..

方法］参照国家环保局《环境检测分析方法》布点采样，对广金钱草规范化种植基地的大气环境、土壤环境和水源质量进行检测。

The invention discloses a method and apparatus for lower sampling, a method and system for equalizing signals.

本发明公开了一种下采样的方法及装置、信号均衡方法及系统。

This bead fusion method is a perfect sampling method for ICP, AA, as well as for indissolvable samples in wet chemical analysis.

对于ICP、AA和湿法化学分析手段，对于难溶样品，熔融方法同样是一种非常完美的制样手段。

This bead fusion method is a perfect sampling method for ICP, AA, as well as for indissolvable samples in wet chemical analysis.For many years, the fusion machine used in China were all imported from abroad at very high price.

多年来国内所采用的熔融设备均依赖进口，价格非常昂贵，针对这种局面，本公司科研人员于2002年开发完成了填补国内空白的DY501型电热熔融设备。

The disclosed combined detection method for high-pure SO3 gas with SO2 as impurity comprises: constant-volume sampling at least 60Deg better 60-80Deg to avoid liquidation of SO3, absorbing with alkali solution to obtain total volume percentage concentration of high-pure SO3 gas and SO2; processing the absorbed liquid, using iodometric method to obtain SO2 volume percentage concentration and then the SO3 concentration.

一种高纯度SO 3 气体及其中杂质SO 2 气体浓度联合检测的方法，包括用吸收装置进行定容采样，然后用碱溶液吸收，得到高纯度SO 3 气体及其中杂质SO 2 气体的总体积百分浓度，再对吸收液进行处理后，采用直接碘量法测得SO 2 气体的体积百分浓度，将高纯度SO 3 气体及其中杂质SO 2 气体的总体积百分浓度减去SO 2 气体的体积百分浓度即为高纯度SO 3 气体浓度，其所述吸收装置进行定容采样时，是在至少60℃以上的热环境中进行的。

The lower detection limit was 0.0006 mg/L Conclusion: Compared with the conventional isonicotinic acid 3-methy-1-pheny 1-5-pyrazolone spectrophotometry method, the advantages of the method are auto-sampling, rapid analysis speed and lower reagent consumption, etc.

与传统异烟酸－吡唑啉酮分光光度法相比，该方法具有自动进样、分析速率快、试剂耗量低等优点，可应用于大批量常规地表水分析。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。