查询词典 sampling fraction

Cluster sampling When the basic sampling unit in the population is to be found in groups or clusters e.g.

整群抽样一种抽样方法。

For this reason, it is necessary to study the sampling plan of backlight unit. We should found a series dynamic sampling plan which base on manufacturing process capability of backlight unit.

在这种状况下，有必要对背光模组产品检验抽样方案进行研究，建立一套与制程相关联的动态抽样方案。

In the software design, the image sampling flow are first discussed, and then a sensor compensation algorithm is proposed to equalize the sensitive error of each sampling unit in CIS, and at last, the image analysis scheme is discussed.

在软件设计中，首先讨论了图像采集流程，然后提出了传感器补偿算法，用于补偿CIS各采集单元的成像误差，最后讨论了图像分析流程。

The arrangement further comprises an asynchronous sampling unit (4) for sampling a received analog signal so as to obtain a first signal having asynchronous samples.

本设备还包括用于对接收的模拟信号进行采样以获得带有异步采样的第一个信号的异步采样单元(4)。

A stratified random sampling method, cluster-sampling unit, was adopted to select the required student samples which included 421 students from 14 primary schools, 462 students from 15 junior-high schools, and 623 students from 16 high schools in Kaohsiung, Taiwan.

本研究以分层随机抽样方式选取高雄地区45所学校共1516名学生，包含14所国小共421人、15所国中462A、16所高中623人。

A 1∶250 00 standard map sheet (about 91 km 2) is used as a sampling unit in the western China's Xinjiang Uygur Autonomous Region and one county is used as a sampling unit in eastern China.

在黄淮海、长江中下游棉区采用县为单元的分层抽样的方法，抽样样本用遥感调查的方法获得。

Moreover, during the radar signal generation, static and dynamic characters of backscattering coefficient are set up, and time sampling of each clutter unit is computed with voltage character and power spectrum character, and the sampling signals are added in every distance gate to output time series. In addition, noise is modeled with a function of Gaussian stochastic process.

在雷达信号模拟中，建立了杂波后向散射系数的静态和动态特性，从杂波的幅度统计特性与功率谱特性入手，计算了每个杂波单元的时域采样，按照对应的距离门叠加各个距离模糊间隔上的回波信号并形成时间序列，并采用一个高斯随机过程的样本函数来表示噪声模型。

Single chip ; Power unit ; AC sampling ; Hardware synchronous sampling

单片机；发电机组；交流采样；硬件同步采样

Meanwhile, optimal sampling number and sequential sampling technique were also discussed in this paper.

同时，对榆紫叶甲林内理论抽样数和序贯抽样技术进行了初步探讨。

The applications of best fit sampling in data substitution and sequential sampling were dircursed.

并探讨了最适抽样数在资料代换及序贯抽样中的应用。

"The operators will suffer a temporary decrease in the number of consumers and short message services as people may not like having to provide their ID cards for a phone number," Xu Junqi, vice-dean with the Policy-Making Institute of the Telecommunications Research Centre under MII, said yesterday.

信息产业部下属的通信决策研究院副主任徐俊其昨天说：&实行手机实名制后，人们可能不太情愿用身份证注册手机号，所以通信运营商会暂时面临用户减少和短信用户减少的问题。&

I don't believe in make-believe!

我不相信这些虚构的故事。