查询词典 sampling methods

In first part,The Theory and Simulation on Reconstruction Algorithms,webuild a well-defined mathematical model for OCT,on which we prove more than 10theorems,analyze and answer a series of significant questions about OCTreconstruction,from existence, uniqueness,continuousness,stability to sampling,resolution,ill-posedness and accuracy.

在上篇重建算法的理论与实践中，我们将OCT抽象为基于n维Radon变换的数学模型，从而分析、讨论、回答了从存在性、唯一性、连续性、稳定件到采样条件、分辨能力以及病态特件和重建精度等一系列在理论和了OCT的重建理论体系。

National system sampling survey of kinds and number of the equipment in institution of disease prevention and controlment, compute equipment assets, and gaps compare with standard.

方法全国系统抽样调查省市县各级疾病预防控制机构的各类设备配置种类和数量，计算设备资产，和标准比较得到缺口。

The Lyapunov theorem and its converse theorem of globally exponential stability for the discrete-time systems family in which the sampling period is a parameter are proved.

对以采样周期为参数的离散时间系统族，证明了全局指数稳定的Lyapunov定理和逆定理。

This paper proposes the generalized design method for the perfect reconstruction filter banks in the FRFD based on the FRFD analysis of sampling rate conversion and the fractional convolution theorem, which are the basis of the applications of filter bank theory in the FRFD.

本文从分数阶傅里叶域多抽样率信号处理基本理论和分数阶卷积定理出发，推导出了分数阶傅里叶域准确重建滤波器组的一般化设计方法，为分数阶傅里叶域滤波器组理论在实际工程中的推广应用奠定了理论基础。

A sampling vessel having a thermocouple for obtaining a cooling curve of molten metals consisting of a long cylindrical body made of ceramics.

本发明公开了一种具有用于获取熔融金属的冷却曲线的热电偶的采样容器，它由一个由陶瓷制成的长圆柱形主体构成。

The invention discloses a preparing method of bacillus alcaligenes strain Alcaligenes sp., CCTCC No.M206121 of degraded o-nitrophenol, which comprises the following steps: allocating inorganic salt culture medium with dibasic sodium phosphate, monobasic potassium phosphate, manganese sulfate, copperas, addex-magnesium, calcii chloridum, blue copperas, white copperas and hydrogen dioxide solution; adjusting pH value; sterilizing under high temperature; enriching bacterial; sampling from sludge; allocating suspending liquid with soil sample and inorganic salt; seeding into ortho-nitrophenol fresh organic salt culture medium with finite volume seeding quantity; keeping the temperature; culturing on shaker; getting enriched culture; separating and purifying enriched culture in LB solid culture medium.

本发明公开了一种降解邻硝基酚的产碱杆菌菌株及制备方法，产碱杆菌为Alcaligenes sp。，CCTCC No.M206121。其制备步骤是：首先是配制无机盐培养基，成分为磷酸氢二钠、磷酸二氢钾、硫酸锰、硫酸亚铁、硫酸镁、氯化钙、硫酸铜、硫酸锌和双蒸水，调pH值高压灭菌；其次是菌种的富集，从污泥中取样，将土样与无机盐培养基配制成悬浮液，将悬浮液以一定体积接种量接种到含邻硝基酚的新鲜无机盐培养基中，恒温，摇床培养，获富集培养物；第三是将富集培养物在LB固体培养基中分离和纯化。

This paper explains the specific sampling technology of gravity corer.

因此研究重力取样器的取样技术对环境研究具有积极的意义。

Water areas. Thus, it will improve the environmental research to study the sampling technology of gravity corer.

重力取样器是获取湖泊、水库等水域浅层湖泊沉积物的一种经济有效、操作简单的常用工具。

On the basis of such research, it also presents a portable gravity corer, which is regarded as a suitable sediment sampling tool for environmental research sectors.

研究了重力取样器的取样技术，并在此基础上成功设计了一种便携式的重力式取样器，非常适合环境研究机构的沉积物取样工作。

A detection system is presented for truth-preserving sampling corer in this paper. Based on control unit AT89S52, the temperature and pressure in the corer are monitored, and moreover, long distance transmission of digital signal is realized in this circuit.

介绍一种对保真取样器内部情况进行监控的检测系统，该系统以AT89552单片机为控制单元，对取样器内部的压力和温度进行检测，并利用RS485接口，实现数字信号远距离传输，在海底沉积物保真取样中有一定的实用性。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样