查询词典 methods of sampling

Methods Ninety elective patients undergoing general anesthesia for hysterectomy were randomly assigned to two equal groups. GroupⅡreceived endotracheal intubation protected by sterilized transparent sleeve while groupⅠcorrespondingly adopted unprotective classical endotracheal intubation. Endotracheal swab sampling and bacterial counting were performed on the principle of aseptic processing before endotracheal intubation and extubation, respectively.

90例在全身麻醉下行择期全子宫切除术的患者随机分为两组，每组45例，Ⅰ组采用传统的气管插管操作方法，Ⅱ组采用无菌透明隔离套保护的气管插管操作方法，在气管插管前和拔管前分别按照无菌操作原则实施气管内试子取样，进行菌落计数。

Methods Multi-stage stratified random sampling was used, and the combination of centralizing investigation and enter-household investigation were used to collect data.

方法采用多阶段分层随机抽样的方法确定调查样本，以集中调查和入户调查相结合的方式收集数据。

On the basis of imaging distance, SLM's physical microstructure and Fresnel diffracting condition, the holographic sampling, calculating and coding methods have been designed.

论文摘要：文章探讨了面向空间光调制器的三维全息编码方法，以数字微镜器件为空间光调制器，利用截面叠加合成全息图的方法，分析了成像距离与会聚透镜焦距等参数之间的关系，根据成像距离、SLM像素结构和Fresnel衍射条件，设计了全息抽样、计算和编码方法。

Focal sampling and tap record methods were used to observe behaviour of Blood Pheasant and then analysed the behavioural total duration and ferquency.

采用聚焦取样，口述录音的方法，观察、记录了9种血雉的行为，分析其行为发生频次及总持续时间。

Methods By use of cluster sampling,students from 52 schools(1 high school,11 junior middle schools,40 primary schools)in Chengguan District were investigated and measured in height,weight,chest circumference and pulse.In the end,all the results were analyzed.

方法采用整群抽样的方法，以兰州市城关区52所学校(高中1所、初中11所、小学40所)7~18岁儿童青少年为对象，对所有对象进行身高、体重、胸围、脉搏测量和统计学分析。

Quality control methods on dust sampling and weighting process of filtering cartridge are pointed out based on dust monitoring practices and comparative researches.

通过对烟尘测试的实践和对比研究，提出了烟尘测试中滤简的称量过程和烟尘采样过程的质量控制和方法。

Methods a cluster stratified sampling method was used to chose 3 989 pupils from six schools of different levels in xiamen. they were investigated with conners parent symptom questionnaire.

采用整群分层抽样法抽取厦门市6所不同层次的小学一～五年级学生3 989名为调查对象，应用conners量表进行调查，dsm-ⅳ诊断标准确诊。

The first step was to use some very vigorous sampling-based methods to estimate population densities of herbivores.

第一步就是采用一些有效的取样方法估算食草动物的种群密度。

Methods: People (age 18～69) from the six national minorities were investigated through sam- pling by adopting current sociology, anthropology, the method of delaminating cluster sampling in statisti- cal method and the test system on scientific literacy made by the scientific associa...

采用国际通用的社会学、人类学和统计学方法分层整群抽样方法和中国科协制定的科学素养测试体系和问卷模式，对布依族、苗族、侗族、水族、瑶族和毛南族6种少数民族18～69岁成年人进行抽样调查。

Methods The inquiry field test and grade random sampling were emplyed on a group of people naturally selected in Shanxi Province.

在陕南、陕北和关中采用分层整群抽样方法，对抽中的村自然人群进行调查，分病种进行病原学检查，并进行统计分析。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。