查询词典 sampling method

Biological samples are very limited usually, and resonant-cavity perturbational method especially fit for the measurement of micro amount samples settled with the limitation of sampling.

通常生物组织的取样数量十分有限，因此微量介质的介电常数测量在生物介质特性测量领域显得十分必要。

With fault signals of vibration tested in practice, this paper takes frequency-domain half-power bandwidth Gauss wavelets of continuity, index wavelets decomposition and equivalent bandwidth equivalent sampling discrete bi-orthogonal wavelets decomposition as basis, presents scaling correlated analysis correspondingly toward wave making vibration signals, and accurately realizes to decompose different stress wave speeds, and provides a method of analysis and calculation for accurated location and recognition of the polygenetic faults.

根据上述故障力学模型，我们提出并设计了相应的测试系统，对实测的故障振动信号，以频域半功率带宽连续高斯小波、指数小波分解和等带宽等采样离散双正交小波分解为基础，提出了相应的对波致振动信号的尺度相关分析，准确地实现了分离不同的应力波速，为多源故障的精确定位识别提供了分析和计算方法。

The ptical adjointing effect calibration method comprises: parameter initialization, precorrection, sampling an initial frequency, interpolating to calculate light intensity and dividing small lines, in an optical adjointing effect calibration cycle, using a dynamic adjusting algorism to adjust the division result to attain the result of the optical adjointing effect calibration.

包括参数初始化，预校正及初始频率采样，插值计算光强并切分出小线段，并在光学临近效应校正循环中利用动态调整算法对切分结果进行调整，从而取得光学临近效应校正的结果。

In order to select optimal grid and good computation efficiency to recover the entire signal, aiming at the Ricker wavelet commonly used in forward modeling, we analyzed the alias and signal restoration problem in finite-difference method based on spatial sampling theorem and seismic wave traveling regulation in media with different velocity, to derive quantitative relationship among the modeling grid size, minimum velocity of model layer, and recovered main frequency of wavelet.

为了选择最佳的网格尺寸以及以最小的计算量完整地恢复出信号，针对地震波场正演模拟中经常使用的Ricker子波，根据空间采样定理和地震波在不同速度介质中的传播规律，分析了有限差分算法中的假频和信号恢复问题，推导出模拟网格尺寸、模型地层的最小速度和能够恢复的子波主频之间的近似定量关系，并用数值算例验证了这一关系。

The construction of TSQ-I dam paid at tention to the following links:Strict quality management and strict quality cont rol is the key to project construction success;Setting up and making sound a qua lity management organization and a quality management system is the basic assura nce to achieve the quality policy and quality target;Whole quality control with raw material control as the main method and sampling test the secondary one is t he quality control measure;Applying instruments for inner and outer prototype ob servation and taking advantage of the instrumentation data for prompt guidance o n construction are the basis of a good project quality.

在天生桥一级大坝建设中，重点抓住了以下环节：严格的质量管理和严格的质量控制是工程建设成功的关键；建立和健全质量管理机构和质量管理体系是实现质量方针和质量目标的根本保证；以原材料控制为主，抽样试验检查为辅助的全过程质量控制方法，是质量控制的手段；利用仪器进行内、外型观测，并用观测资料及时指导施工，是搞好工程质量的依据。

In this study, we use the qualitative research method and purposive sampling. We deeply interview six workers among five sheltery organizations in Taipei, and collect their opinions toward the treatment pattern for teenage prostitutes in the sheltery organizations now. According to the framework of this study, we analyze the data and induce the opinions of workers toward service, teenage prostitutes, treatment pattern, and difficulties.

本研究系采探索性的质性研究方法，以立意取样，深度访谈台北市五间安置机构的六位工作人员，搜集工作人员对现行安置机构性交易少女处遇型式的看法，并根据研究架构作为资料分析的依循，归纳出机构工作人员对安置工作的服务理念、对性交易少女所持观点、对机构处遇型式的看法，以及面临到的处遇困境。

Because how to improve the measurement accuracy of CT parameters is the key of low voltage method, the paper in detail introduces the electronic parameters measurement circuit, furthermore,the needed digital sinal source ,CT ratio measurement circuit ,the way of digital sampling ang sinal processing are emphasized in the paper.

文中详细介绍了CT 内部参数的测量原理及实现方法。在其中着重讨论了校验仪中所需的高精度测试信号源及变比测量电路的原理和实现、数字采样技术及数据的分析处理方法。

This method of sampling was required as results retrieved by the search tools were often not topically relevant.

相关性抽样调查&目标在选择成为回答给予的研究询问的因素的本文的单位&Krippendorff ， 2004， p 。

The field survey, sampling, testing and collection of the geological and hydrogeological data were done for the description of evolutional geological structure and sedimentation and division and definition of water-bearing system and hydrogeological age and hydro-pressure system and study of the vadose field and chemical field. By establishing the rammer numerical model, the sandy mudstone thickness recovery model, water-rock interaction particle translative simulation and hydrogeochemical simulation, and using geological statistics, analogism and complex analysis method, water circulation and water exchange of each layer in each study stage have been researched, The results show the regularity of the vadose field evolution in different stages.

本项以野外调查、采样测试和搜集的地质、水文地质大量第一性资料为依据，在论述盆地的地质构造演化、沉积演化的基础上，以含水系统、水文地质期和水压系统类型的划分和定位为研究的切入点，渗流场、化学场为研究主线，通过建立压实数学模型、砂泥岩恢复厚度数学模型、水岩作用物质成分转移的实验模拟、水文地球化学模拟、地质统计法、类比法、综合分析法等方法，模拟计算了各研究层在各研究时期水循环特点和水交替强度，揭示了各研究层渗流场在地史进程中形成演化的规律性。

The paper presents the simulation experiment using semi-permeable sampling device with triolein in order to develop a method to monitor groundwater by simulating bio-accumulation process.

利用含有甘油三油酸酯的半透膜装置进行室内模拟实验和野外验证实验，旨在开发一种可以模拟生物过程的监测地下水的方法。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。