查询词典 systematic sampling

The whole system is divided into four parts, they are electric circuit provided by Hall element electric current, Hall voltage measurement circuit with sampling, data processing and the display circuit.

整个系统分成霍尔元件工作电流提供电路、霍尔电压测量用采样电路、数据处理部分、显示电路四大部分组成。

Presents an improved algorithm for reducing spectrum leakage based on equal angle-interval sampling principle for harmonic measure.

提出了一种改进的减少频谱泄漏的等角度间隔采样递推算法用于谐波检测。

It uses Quasi-synchronous sampling method to measure electrical AC parameters and analyze harmonic. It can measure parameters of several AC circuits, display and carry on remote communication.

采用准同步采样算法进行电参量测量及谐波分析，可实现对多个回路进行测量、显示、远传。

FTU generally adopts a high-performance single-chip as CPU, with functions of isolated photoelectric switch of input and exchange of sampling; functions of equirements of Distr time setting , mation for Communica fixed value and calling the distance; functions of fault detection and reporting; functions of anti-environment (heat, cold, lightning, rain, dust, etc.).

mation for Communica FTU 一般采用高性能单片机作为 CPU mation for Communica ，具有带光电隔离的开关量输入和交流采样功能，具有对时功能和定值远方下装和召唤功能；具有故障检测和上报功能；具有抗恶劣环境（高温、严寒、防雷、防雨、防尘等）功能。

It is the only alpine long-term ecological research site in Taiwan. Bimonthly insect collection was conducted from November 1998 to March 2002 at the three sampling plots, including spruce forest, hemlock forest and meadow at Tatachia LTER site in the Yushan National Park.

本实验从1998年11月至2002年3月，在塔塔加高山地区长期生态研究(Long Term Ecological Rearch； LTER)研究区进行两个月一次的昆虫定期调查，样区选定在云杉林、铁杉林及箭竹草原等三个永久样区内，调查方法包括日间扫网调查和夜间灯光诱集。

"The FDA has performed extensive sampling and analysis of a variety of products from China containing milk or milk-derived components," and found melamine in a number of those products, says spokesman Michael Herndon.

发言人 Michael Herndon说，"FDA已经对含牛奶或含牛奶提取成分的各类中国产品进行了广泛取样和分析，"并发现一定数量的那些产品含有三聚氰胺。

From the RAPD analysis data, the band similarity rates and average band similarity rates between two individuals in the sampling population, average band allele frequencies, average band heterozygosis degree, and the Shannon genetic diversity index were calculated to perform the cluster analysis of heterozygosis arithmetic averages and construct the phylogenetic tree.

根据RAPD结果分别计算了两两个体间的带纹相似率、平均带纹相似率、带纹的平均等位基因频率和平均带纹杂合度及遗传多样性指数，作亲缘关系的类平均聚类并绘制了相关关系聚类图。

The dual channels AD converter AD9238-40 was used as input stage,two asynchronous FIFOs on-chip were used as high-speed buffer memory,and the sampling and adaptive filtering was controlled by FPGA.

仿真结果表明：该方案既能降低系统的成本，又能有效降低高频可能引起的干扰，对于高速实时电路处理具有一定的参考意义。

The dual channels AD converter AD9238 was used as input stage,two asynchronous FIFOs on-chip were used as high-speed buffer memory,and the sampling and adaptive filtering were controlled by FPGA.

采用双通道高速AD器件AD9238作为输入级，用异步FIFO作缓存，用FPGA进行采样滤波控制。

This paper study a new system of high-speed data sampling and processing.

研究了一种新型高速数据采集与处理系统。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。