查询词典 sampling

Two daycare centers were selected for intervention study by spraying the WAHW in the classrooms without the presence of children. A week-long biological sampling of the background, including bacteria and fungi, was conducted before the remedial action took place. The WAHW was sprayed in the following week after children left the schools and before they returned the next day using a fogger.

在介入前先进行一周的生物性采样，包含细菌及真菌；接著於儿童放学后，利用雾化器於晚间至隔天早上上课前，将次氯酸水雾化后喷洒於空气中，持续喷洒一周，并同时采集生物性样本；最后停止喷洒次氯酸水后，再进行一周的生物性采样，次氯酸水的喷洒实验分别於夏季与冬季各进行一次。

It is a usual structure of focal-plane-array readout integrated circuit which uses a capacitance trans-impedance amplifier as the input stage, a correlated double sampling circuit to get signal and reduce noises, and a source follower circuit to output the signal.

焦平面读出电路的一种常用结构是以电容跨阻抗放大器作为输入级，相关双采样方式提取信号并抑制噪声，源跟随器方式输出信号。

5 On the oil box, there should be a ladder beside which a damper can lock footplate. The placing of ladder should be easy for air sampling from gas relay when transformer is energized.

3.4.3.3.5 油箱上应装有梯子，梯子下部有一个可以锁住踏板的挡板，梯子位置应便于在变压器带电时从气体继电器中采集气样。

It can be seen from the results that, as the number of sampling increases, the skewness and kurtosis of the drag force and inertia force tend to converge.

结果表明，随着采样次数的增加，拖曳力和惯性力的偏斜度和峰度驱于收敛。

And another use of FPGA is that provide DSP original data. DSP is used as digital filters used by sampling at the foreside and at the export correspondingly.The original data used by DSP is taken from the first adder in the circle. After the DSPs disposal,the output data are sent to guidance system.

总的说来，PGGA主要实现整个系统的时序控制和闭环回路，以及为DSP提供原始滤波数据；而DSP主要的工作是从PGGA那里取来第一个加法器输出的数据作为原始数据，再对数据进行滤波处理，最后的处理结果作为转速的信息送给捷联惯导系统。

Second, it can be a natural result of the low 24 fps sampling rate of film.

5：5下拉只把抖动，从3：2下拉来了，但没有对从低采样速率抖动的影响。

Then,according to the characteristics of LER measurement and characterization method,the influence factors of LER measurements using AFM,including the nonideal properties of the sizes and shapes of probe tips,the signal noises of AFM images,scan sampling intervals,the driving precision of piezoelectricity,cantilever oscillation and the free parameters of edge detection algorithm and so on,are analyzed theoretically and experimentally,and the methods for restraining and amending the measuring errors are respectively proposed.

然后，根据线边缘粗糙度测量与表征的特点，对各种影响因素，包括探针针尖尺寸与形状的非理想性、AFM扫描图像的噪声、扫描采样间隔、压电晶体驱动精度、悬臂梁振动以及线边缘检测算法中的自由参数等进行了理论和实验分析，并分别提出了抑制及修正的方法。

Finally, the realization methods of some algorithms are discussed, which including the choice of sampling frequence, handling of time-delay and invented hardware realization of neural networks.

本文在最后讨论了文中一些算法的实现问题，包括采样频率的选取，时延的处理，以及神经网络算法的硬件虚拟实现等。

This process described the frequency changer - sensor - electric motor test system mathematical model, and in the platform which the microcomputer, the high speed sampling card, hypothesized instrument software constitutes, has realized to the frequency changer power supply electric motor test.

此次过程描述了变频器-传感器-电动机测试系统的数学模型，并在微机、高速采样卡、虚拟仪器软件构成的平台上，实现了对变频器供电的电动机的测试。

This article introduces a front-end image sampling system based on FPGA technology.

本文介绍了一种基于FPGA的前端图像采集卡的系统设计。

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