查询词典 sample method

The quadrat method and sample line approaches were used to investigate plant growth status.

样地类型分为：天然草地、退耕还草地、撂荒地、湿地、人工封育草地、流沙地等6种类型。

The method can be used to quantitate the amount of target nucleic acid in the sample as well as to determine sequence characteristics.

该方法可以被用于定量样品中目标核酸的数量，也能确定序列特征。

A method of determining the sample size and structure is given,and several ways of testing the reliability and validity of questionaire are also provided in this paper.

现给出了确定样本容量与结构的一种方法，提供了问卷调查的可靠性、效度与信度检验的几种途径

Projectile's radial acceleration sample value in trajectory includes projectile's angular velocity information and air drag acceleration,to extract angular velocity-time series value,the design method of the FIR digital filter firstly uses Matlab to design and emulate,and then on the float-point of DSP digital filtering is realized.

旋转弹丸外弹道离心加速度采样信号包含有高频弹丸转速信息和空气阻力加速度低频分量，为了提取弹丸转速－时间序列值，需要实时滤除低频阻力加速度分量，设计了在DSP中实时实现的数字滤波器。

This paper deals with the application of radioisotope tracing method in a sample of vertical axial-flow thresher.

用此方法测定了作物在轴流滚筒内的运动轨迹，回转圈数，逗留时间，速度等重要参数。

There is also a useful and efficient method for generating a random sample for systems that are overhauled.

对于已保养的系统，也有一种有用而高效的方法生成其随机样本。

The large sample multi-centre randomized controlled trial is the best method of re-evaluation of the effectiveness of new drugs.

大样本多中心随机对照临床试验是药品上市后疗效再评价的最佳方法。

This passage take the cash dividend policy as research object, combining the related the theory of dividend and dividend policy home and abroad to do the research. Take the data of 2006 as sample and the method of statistic, logistic regression, multi regression to analyze the characters and main influence factors of the list companies dividend policy. This passage can be divided to five chapters, structure and main points can be listed as follows.

本文以现金股利政策作为研究对象，结合国外有关股利及股利政策的理论，针对我国A股上市公司的现金股利分配情况，以2006年数据为样本，采用统计分析、logistic回归和多元回归的方法，分析我国上市公司的现金股利分配特点及影响因素。

We proposed to use wavelets and a regularization method to solve the small sample problem.

我们提出了基于小波分析的解决"维数灾难"的正则化方法。

The results showed that its maximum relative error of 2.82%, the relative standard deviation of 0.48% when determining the same sample. The method has good veracity and precision.

结果表明，测定样品的最大相对误差为2.82%，重复测定同一样片的相对标准偏差为0.48%，方法的准确性和精密度良好。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐