查询词典 systematic sampling

Microcontroller, meterage, relays, dynatron base pole current, collector current, sampling circuit, serial communication

在工作过程中，我们充分体会到了创造的乐趣和分工合作的重要性，在动手的过程中，不但增强了实践能力，而且在理论上有了更深的认识。

They also can be solved in memory. Thirdly, an algorithm for distributed mining association rules with multi-rule constraints called DMCASE is presented using sampling and constrained Eclat algorithm.

论文在基于约束的Eclat类算法的基础上，结合抽样的方法，提出了一种分布式挖掘多种规则约束的关联规则挖掘算法—DMCASE算法。

At each database sites, sampling algorithm and constrained Eclat algorithm are implemented. And the local frequent itemsets satisfying constraints are developed. They then are combined to global frequent itemsets that satisfying constraints based on learning from induction.

算法在各数据站点上对一个较小的样本采用基于约束的Eclat类算法挖掘局部约束频繁项集，用归纳学习的方法归并所有局部约束频繁项集产生全局约束频繁项集。

In order to solve the problem that the multi-velocity sampling is difficult to calculate the broadband correlative processing ectypes, a calculation method based on the anti-confusion chirp Z transform is presentedfor broadband correlative ectype fast Fourier transform in this paper.

针对多速率采样难以实现宽带相关处理副本求解的问题，提出了通过CZT变换求解宽带相关副本FFT的计算方法。

Besides, in general, accounting study regards ERP announcement as strategic orientation, while this paper would like to highlight the significance of non-financial information from ERP, and enhance the effeteness of accounting information. This study also assists corporations to review the efficiency of ERP before introducing, and meanwhile encourages enterprises to implement e-business. During the research, we realized that the model has the following constraints: 1. Sampling.

本论文希望能对学术界与企业界有所贡献，对于学术界而言，相关研究成果能有助于将信息科技投资的绩效评估研究触角加以延伸；另外，会计研究视ERP系统导入宣告为一种策略性导向，研究结果亦可同时强调在外部财务报表上揭露EPP系统等非财务性信息的重要性，藉以提升财务会计信息的有用性；对于企业而言，可以重新检视本身ERP系统成效，亦可提供企业在导入ERP系统前的决策参考，激励企业及早进行企业E化。

This block includes the following circuits: the pulse swallow circuit and data sampling circuit, a lead-lag phase detector, a loop filter, a clock multiplexer and an elastic buffer.

整个数据恢复电路包括以下模块：脉冲吸收与数据采样电路，超前滞后鉴相器，环路滤波电路，时钟选通电路以及弹性缓存。

By an argon flow where its condensation occurs while being cooled. The analyte containing aerosol particulates can then be quantitatively re-collected by means of intra-furnace electrostatic precipitation on the wall of a graphite tube , or by external EP on a secondary graphite boat or onto one or a set of secondaryplatforms by means of corona discharge applied to the deposition site .In comparison with other techniques, the ETV-EP sampling offers some essential advantages.

在这种情况下，样品矩阵的大部分被加热分解首先去除，那么analyte 被汽化在熔炉和失去控制由它的结露发生的氩流程当冷却。analyte包含湿剂微粒物质可能定量地然后被回忆通过内部熔炉静电降雨雪在石墨管的墙壁上，或由external EP 在一条次要石墨小船或一个或一套次要平台通过光环放电适用了于证言站点。

This high voltage electrostatic precipitation controller has 7 channels of analog input,2 channels of analog output, 12 digital inputs and 16 digital outputs. The analog input includes primary current, secondary current, primary voltage, secondary voltage, etc. Controller uses MAX 187 as the A/D converter, which ensure the sampling speed and the conversion precision in the same time. The processor unit is RCM2250 module. Rabit 2000 processor, a 128K SRAM and a 256K Flash Rom are integrated in RCM2250, which improves the performance of pricipitation controller. MAX504 is used to produce the 4~20mA current output.

模拟量输入采集的信号有升压变压器一次电流、一次电压、二次电流、二次电压等，采用12位逐次比较式A/D转换器MAX187，兼顾采样速率和转换精度；中央处理单元采用以8位嵌入式处理器Rabbit2000为基础的RCM2250模块，外扩128KSRAM和256K Flash ROM，内部资源丰富，提高了控制器的整体性能；模拟量输出采用内带基准源的10位电压输出数模转换器MAX504，实现了标准4～20mA电流信号输出；控制器通过控制算法在相应开关量点上输出可控硅的触发脉冲。

Sampling was conducted at 20,30,40 and 50 days after ensilage ,the effects of molasses, ensilage time and moisture on silage quality were studied.

以饲用燕麦066为原料，在乳熟期刈割后，对其进行直接青贮和半干青贮，青贮时分别添加0%，2%和4%的糖蜜。

Using water distilled the Dark Brown Pigment from Walnut epicarp in the sample of differend sampling point and same means dry .

对不同地方采集的核桃外果皮用同样的方法进行干燥后，以水为萃取剂，提取棕褐色色素并对其稳定性进行了测试和比较。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。