查询词典 sampling

Methods Random cluster sampling method was adopted to select 6593 people of 3 villages as respondents of dermatosis epidemiological investigation.

采用随机整群抽样方法，选择3个自然村的6593人作为调查对象进行皮肤病流行病学调查。

The desorption efficiency was above 85%. The sampling efficiency was 100%.

解吸效率大于85%，采样效率为100%，样品在采样管中稳定时间24小时。

The desorption efficiency was above 85%. The sampling efficiency was 100%. The samples were stable for 24h.

解吸效率大于85%，采样效率为100%，样品在采样管中稳定时间24小时。

At the same time, the sampling method and the algorithm for generating new image is also described detailedly.

同时对参考图像的获取方法及新纹理图像的生成算法进行了详细的描述。

Flow, airway pressure and time was the three fundermental parameters which could detrude correlate respiratory mechanics papameters, time was desided by sampling introduce.

在完成软硬件的设计调试后，通过与呼吸机测试仪的对比验证了本系统能对呼吸力学参数进行实时准确可靠的监测。

Based on hexahedra vector finite element in ANSYS,a new orthogonal-reinforced hexahedra vector element is created by modifying vector basis functions.Due to orthogonality of sampling nodes and orthogonality of integral simultaneously,the new vector element can strengthen diagonal elements' predominance and quicken speed of solving system question group.

在ANSYS采用的六面体矢量单元的基础上，对矢量基函数作了一些增强正交性的修改，使其同时具备采样点正交性和积分正交性，得到了一种新的正交增强六面体矢量单元；这种新单元能增强系统矩阵的对角占优特性，加快系统方程组的求解速度。

A class of affine nonlinear system of single input-single output is investigated. Firstly, the nonlinear system is transformed into an equivalent linear system through a diffeomorphism transformation. The networked control problems for the delays are constant, stochastic and shorter than a sampling period, and long and stochastic are investigated respectively.

针对一类单输入-单输出仿射非线性系统，首先通过微分同胚变换实现了仿射非线性系统的无反馈精确线性化；然后基于精确化线性模型，分别讨论网络延时为常时滞，随机时滞小于一个采样周期和随机长时滞情况的控制问题。

The relation between difference equation and differential equation is studied by analyzing the mechanism in building grey models, and a "bridge" is set up between difference equation and differential equation by sampling theorem and state transition matrix.

通过对灰色系统模型建模机理进行深入剖析，利用采样定理和状态转移矩阵在差分方程和微分方程之间架起一座桥梁，通过算例仿真实验证明了该算法的有效性。

Because the differential algorithm of facula intensity is applied, the noise and the drift of light source can be reduced remarkably. Using the linearity of differential confocal characteristic curve, the high axial resolution is achieved at a larger sampling interval.

通过使用光斑光强差动算法，可以有效抑制光源的噪声和漂移对测量结果的影响；利用差动共焦特性曲线中的线性关系，实现在较大采样间距下获得较高的轴向分辨率。

But in its realization, the definition of differential sampling parameter and data structure given by Gross and Lippert need to be consulted.

修正现有文献中差分因子的定义，由此提出新的数据结构，阐述利用同一光线上相邻抽样点的相关性构造数据结构的技术。

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