查询词典 sample method

Dependent on the past research in seaice, in Bohai Sea, in 2003-2004 winter and 2004-2005 winter with level ice for the target we open the field experiments to study the essential spectrum characteristic of ice, removing by testing means various nonessential factor for sea water in the fixing big ice plate, building up 170 growth conditions to look like under the natural condition, the growth expect different sample series; in 2004-2005 winter and 2005-2006 winter continue two pass to break thorough Bohai Sea in the ship to collect 59 sea ice sample that have the non-essential ice factors in winter, open the influence research that the field hangs sand to contribute to the spectrum of the ice body; in 2005-2006 winter, fast ice to open the field spectrum curves to coast and analytical research.

总结前人的研究成果和开展一系列的室内实验，在渤海—北半球纬度最低的结冰海域，于2003/2004、2004/2005 连续两个冬季以单层平整冰为目标开展实验研究一年生海冰的冰体本质光谱特征，在固定冰盘上以实验手段摒除各种光谱干扰因素，在自然条件下建立170 个生长条件近似、生长期不同的样本系列；于 2004/2005、2005/2006 连续两个冬季通过破冰船深入渤海采集59 个具有非冰体本质因素的海冰样本，开展悬沙对冰体反射光谱的影响研究；于2005/2006 冬季，针对沿岸固定冰开展光谱测量和分析研究。

Sample preparation, chromatogram conditions, extractant and section of the standard sample are tested and discussed.

对样品制备、色谱条件、萃取剂和内标物选择进行了试验和讨论。

The main findings include:(1) the time series of sample returns are not normative;(2) the sample returns follow a Frechet extreme value distribution;(3) The EVT approach provides a more accurate static margin level while the EWMA approach is more suitable for setting dynamic margin level.

主要发现有：（1）样本收益率时间序列不符合正态性假设；（2）样本收益率时间序列服从 Frechet 极值分布；（3）我国国债期货保证金的静态设定应当采用 EVT 理论，动态设定应当采用 EWMA 方法。

Secondly, for the same hash function, the sample with the minimum hash value is selected as the global sample and the local samples are combined at the center node to filter out the biased effect of duplicated updates.

然后，对于相同散列函数产生的样本选取具有最小散列值的样本作为全局样本，完成局部样本集在中心节点的合并，滤除在分布节点上的重复更新对样本偏斜的影响。

With this sleight, we optimized the experimental conditions such as the prescription of extraction solution, ratio between solution and sample, experimental temperature and extraction duration, and proposed a standard procedure of the sample pretreatment for 1H NMR finger-print experiments of tea.

针对生物指纹识别实验中样本体系复杂及化学组分含量多等特点，利用主成分分析对检测样品质控的多因素进行综合分析，最终确立了茶叶中化学成分提取制备的实验条件。

The fourth chapter arises the problem of aging of sample aiming at the applied fixed sample survey.

第四章，针对采用的固定样本调查方法，提出样本老化问题，并由此引出关于样本轮换问题的简单探讨，提出样本轮换主要遵循的原则。

By minimizing expected total sample size for fixed significance level and power, optimal sample size and cut-off parameters were obtained.

在固定的显著水准以及检定力之下，藉由最小化期望总样本数，可以得到最佳的样本数以及参数组合。

Fixed extension errors in sample zip file under File Naming Standards and added ns_yellow.res file to sample zip.

固定延长错误样本zip档案根据文件命名标准和补充ns_yellow.res文件样品邮编。

In ocean wave simulation,a view-dependent ocean wave mesh model is given by experiment analysis for two common mesh models,which are based on random sample points and based on fixed sample points.

在海浪模拟中，通过对两种常用网格化模型(基于随机采样点的网格化和基于固定采样点的网格化)的实验分析，给出了一种视点相关的海浪网格模型。

The calculation results are in good correspondence with the experimental results which were measured by fundamental wavelength scanning at fixed position of sample or at different rotation angle of the sample.

利用光学超晶格LN晶体，我们验证了准位相匹配过程中倍频转换效率与畴结构周期数的平方关系，获得了在500层畴结构下满足该平方关系的实验结果。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。