查询词典 sampling method

Methods A two stage cluster sampling method was adopted to determine the number of entertainment places and CSW. The blood samples testing HIV and syphilis were collected.

采用两阶段整群抽样法确定抽样调查场所和调查人数，并采集血标本检测HIV、梅毒。

It was applied to 600 Chinese soldiers stationed in cold zone areas for border defense using randomized sampling method.

目的 研究寒区边防一线军人功能性消化不良发病情况，并探讨其相关的危险因素。

Methods: A cluster randomized sampling method was used to collect the samples from the storages in the houses of city inhabitants and the acaroid mites were identified and counted under the microscope.

采用整体随机抽样调查方法，采集淮南地区房舍储藏物标本，镜下进行粉螨分离鉴定，并结合哮喘的流行病学调查表统计数据，进行相关性分析。

From May to June 2001~2005 (except 2003), in the Honghuaerji area of Inner Mongolia, sampling method was applied to investigate the Bird Communities Structure of Grassland-Forest Ecosystems, Results indicated that:(1)In the Honghuaerji area, Passeriformes, Charadriiformes and Anseriformes were main birds, in summer reproducing season.

2001～2005年5～6月(除2003年)，在内蒙古红花尔基地区，应用样方调查法研究了草原-森林生态系统鸟类群落结构，结果表明：(1)在红花尔基地区，夏季繁殖季节鸟类组成是以雀形目、鸻形目和雁形目为主。

Methods Different kinds of air conditioners in different de-partments of the two restaurants were selected using the sampling method to detect the total number of bacteria,fungus,hemolytic Streptococcus,legionella spp,staphylococcus aurous and bacillus sporus on the filters,the cool water of the air conditioning system,and also of the air dusk.

采用对酒店各部不同类型空调进行抽样调查，检测空调系统过滤网、冷却水、空气中的细菌总数、霉菌总数以及军团菌、溶血性链球菌、金黄色葡萄球菌、芽孢杆菌等项目。

Data preprocessing refers to the process of polygonization, smoothing, decimation and registration. The flow and main steps of data preprocessing are described here. Several specific cases, for example the sampling method based on chordal deviation, the feature based registration, are discussed.

本文研究和讨论了点云预处理的基本流程和主要步骤，研究点云光顺的高斯滤波，中值滤波和平均滤波方法、点云精简的弦高差算法和多视点云特征对齐的方法。

According to the principle that the moss can monitor the sulfur dioxide, the funaria hygrometrica is used in Pollution monitoring and the conditions of sulfur dioxide pollution are proposed by using five-point sampling method on funaria hygrometrica

根据苔藓植物监测二氧化硫原理，利用盆栽葫芦藓对大气污染进行定位定时监测，采用五点取样法对受害的葫芦藓植株进行统计，得出二氧化硫的污染程度和危害。

In order to reduce the computational quantity of the processing of the LFM signal in fractional Fourier domain and to meet the real-time request, a new nonuniformly sampling method is proposed.

为了减少分数阶Fourier域线性调频信号处理的计算量，满足实时性要求，提出了一种新的非均匀采样方法。

The spatial regeneration pattern of the Picea wolsonii was studied in the two plots of different disturbance intensity according to the spatial sampling method and design.

依据地统计理论和方法，采取小支撑多样点的空间取样设计，在干扰强度不同的两个华北落叶松林分中设置样地，对云杉更新幼苗的空间格局进行了定量比较研究。

MethodsA total of 634 children from a junior school in Jinan were sampled by cluster sampling method and assessed with The Rutter Scale for Parents and a self-designed questionnaire.

儿童行为问题是指儿童期出现的、在严重程度和持续时间上都超过了相应年龄所允许的正常范围的异常行为[1]。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。