查询词典 sample method

The relative complex permittivity of Starch/Polyvinyl alcohol blend sample was measured with short circuit coaxial line method in different water content and ion concentration .

采用短路同轴线法测量了淀粉聚乙烯醇共混体样品，在含水率、离子浓度不同时的复介电常数，研究了频率、离子浓度、含水率与相对复介电常数的关系。

This paper compares the traditional linguistic field work with the modern phonetic experiment in methodology,aiming at illustrating the procedure of sample selection and the method of unitization or relativization in data analysis in phonetic experiment.

文章通过对传统的语言调查与现代的语音实验在方法上的比较分析，阐述了语音样品的选取和实验数据的归一化和相对化程序及方法。

Rice moisture content can be controlled by use of different consistency salt and acidliquor,the method of preparing different moisture contents rice sample also be studied and adopted.Such as, temperature humidity preservation box used in testing mechanical physical properties ofrice kernel, tensile and bending experiment device which can be used on rice samples. Configureddark box, CCD photography, image-taking system, pre-experiment to forcast mechanical physicalproperty and moisture transfer property, from which we can know that distance of elastic modulusand passion ratio in tensile process test is not big when renitency strength is much larger thanresist-pull strength, tensile test can be replaced by bending test to research tensile property ofrice, because tensile test is hard to do, experiment research methods and feasibility werediscussed, and suitable humid stress field experiment research plan ere made.

研究、采用了合适的盐溶液及不同浓度的酸溶液调节稻米含水率、制取不同含水率稻米试样的方法；研制了测量稻米材料机械物理特性时使用的保温保湿箱、适用于稻米试件使用的拉伸和弯曲试验装置；配置了暗箱、CCD摄像机、竖直与水平摄像装置及计算机图像采集系统等；进行稻米机械物理特性和水分传递特性的各种预备试验，得到：稻米的抗拉强度远小于抗压强度而拉压时的弹性模量、泊松比相差不大，稻米籽粒的拉伸试验难度极大，成功率很低，可以用籽粒的弯曲试验代替拉伸试验研究籽粒材料的拉伸特性；探讨试验研究方法及其可行性，制定了合理的稻米湿应力场试验研究方案。

To sum up, main results of this study were listed as follows:(1) After analyzing the main factors affecting generalization function of neural network, and aiming at poor representativity of hydrologic time series samples, standardization method of transforming extreme was presented to deal with input sample of time series, which could make the input samples lie in the interpolation range of training samples even if they lie in the extension of training samples, so it improved generalization function of neural network and accelerates network convergence speed.

概括起来，本文取得的主要研究成果如下：(1)对影响神经网络泛化能力的主要原因进行了阐述，针对水文时间序列样本的代表性不好这一问题，提出了采用变最值的规范化方法处理时间序列输入样本，使神经网络的输入样本即使为训练样本的外延，规范化后也处于训练样本的内插范围，从而改善神经网络的泛化能力，并加快网络收敛速度。

The results indicate, this method has the advantages of using small amount of sample, accurate and reproducible.

结果表明，该方法具有样品用量少、数据准确、重现性好的优点。

Inaddition, it gives the linear time re-sampling method to resample the sample set.

最后给出了对样本集进行重采样的线性时间重采样算法。

In this paper, method which using alkali to reticulate polyurethane foam was studied and got the sample of reticulated PU foam.

研究了碱法网化工艺制备聚氨酯泡沫的配方及工艺参数，并对不同配方及工艺条件制备的网化泡沫进行了性能测试，分析了网化工艺对网化泡沫性能的影响，优化了配方，并对网化效果进行了评

Thus, the method has been successfully applied to the determination of anisodamine, scopolamine in Przewalskia tangutica Maxim. The average amounts of 27.8 g/kg anisodamine and 4.43 g/kg scopolamine were found in the herbal rootstalk sample.

并将该法成功地应用于测定中药马尿泡根茎中的山莨菪碱和东莨菪碱的含量，其含量平均值分别为27.8 g/kg和4.43 g/kg。

On the basis of analyzing the common methods of background magnetic field compensation,a new automatic compensation method based on sample and hold circuit is put forward.

在分析磁通门常用背景磁场补偿方法基础上，提出一种新的采样保持电路自动补偿方法。

In the system, a finepositioning window signal generating circuit redundant, sample and hold circuit of positioning error signal using no traditional charge/discharge method but high-speed switches and operational amplifier integrators, and cross-zero detector with threshold for higher reliability, is originated by the author in this paper.

综合面伺服和扇区伺服的各自优点，设计完成了4000 TPI光刻伺服解调系统：在设计中，首创了带冗余的精定位窗口信号生成电路，采用高速模拟开关和运放积分电路代替传统的电容充放电法，以完成精定位位置误差信号的平均与采样保持，使用带阈值的过零检测电路提高过道脉冲的可靠性。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。