• This paper analyses the rationality of the sampling methods applied to construction quality inspection and introduces the fundamental sampling principles.

    本文对目前建筑工程质量抽样检验方法进行分析探讨,介绍了抽样检验基本原理,并对如何完善建筑工程质量抽检方法提出看法。

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  • This paper reviews the application of X-ray fluorescence spectrometry in the uranium ore processing and geology analysis. The analysis techniques and sampling methods are also given here.

    本文综述了X射线荧光光谱法在铀矿冶及地质分析中的应用,对分析技术及制样方法也作了简要介绍。

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  • The analytical results by two sampling methods have been compared.

    并对两种进样方法的分析性能进行了对比。

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  • DESIGN: Random cluster sampling methods and a cross-section survey.

    设计:随机整群抽样,横断面调查。

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  • This dissertation researches broad band array signal sampling methods.

    本文研究了宽带阵列信号采样方法。

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  • The normalized distribution functions of the variables and their sampling methods are given.

    给出变量的归一化分布函数及由此进行随机抽样的方法。

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  • The two basic sampling methods in use today are probabilistic and non_probabilistic sampling.

    目前使用的两种抽样的基本方法是概率抽样和非概率抽样。

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  • Methods: The stratified sampling and cluster random sampling methods are used in this survey.

    方法:本研究采用分层随机抽样方法和整群随机抽样方法。

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  • Using simple random and system sampling methods, we investigated 1205 disabled persons in Beijing.

    本研究采取简单随机、等距抽样等方法在北京市抽取了1205名残疾人进行调查。

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  • By discussing about sampling method of liquid steel in converter, this article puts forward new sampling methods.

    通过对转炉冶炼钢的熔炼成分取样方法的探讨,提出新的取样方法。

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  • A layered sampling model for fuzzy comprehensive evaluation was developed based on simple random sampling methods.

    在简单随机抽样方法的基础上提出了分层抽样的模糊综合评价模型。

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  • The spatial pattern and sampling methods of asparagus (asparagus officinalis) stem blight were studied in this paper.

    对芦笋茎枯病病株空间分布型及其抽样技术进行研究。

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  • This paper studies the second stage sampling methods used in the two stage sampling survey for waterway transportation volume.

    研究了采用二阶抽样对水路运输量进行抽样调查时的第二阶抽样方法。

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  • It indicated that formulations, spray parameters and sampling methods are the main factors that led to changing of initial residues.

    可见农药剂型、喷雾参数和采样方法成为影响农药原始沉积量的主要因素。

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  • Methods Viable count detection method was used to compare sterilization results of laparoscopic instrument among 4 sampling methods.

    方法采用活菌计数检测方法,对4种采样法比较腹腔镜器械灭菌效果。

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  • To discuss the influence of different blood sampling methods (complete vacuum vs half vacuum) on biochemical values of renal function.

    目的探讨完全真空采血法与半真空采血法对测量肾功能生化值的影响。

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  • This paper analyses systematically common sampling methods and their own' s design effect on the base of the theory of sampling technique.

    本文以抽样技术理论为基础,系统地分析了几种常用的抽样方法及各自的设计效果。

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  • METHODS The systematic sampling methods were used. 4 107 residents were investigated by questionnaires and some blood indexes were examined.

    方法采用系统抽样方法,对社区4 107位居民实施问卷调查和相关指标的检测。

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  • Before bunkering I had duly notified in writing the bunker supplier of my owners and charterers requirement regarding correct sampling methods.

    加油前,我已正式地以书面形式通知加油方我船船东及租船人有关正确取样方法的要求。

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  • The sampling methods and conditions, qualification and quantification of the volatile organic compounds in environmental tobacco smoke were reviewed.

    对环境烟草烟气中的挥发性有机成分的采样方式、采样条件以及定性定量方法进行了综述。

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  • The heritability of intramuscular fatty content was 0.24 by using sib-analysis. Meanwhile, we optimized the relative mensuration and sampling methods.

    通过全同胞法估测的肌内脂肪遗传力为0.24,同时对肌内脂肪的测定方法和取样方法等进行了改进。

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  • Broken slag and synchronous sampling methods bring to simpler structure, less sampling time and higher reliability of it, which is a key to solve a problem.

    取样机所采用的破渣与取样同步进行的取样方式使结构大为简化,取样时间减少,可靠性增高,是解决问题的关键。

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  • Methods: Totally 164 young managers who had no basic disease and were less than 40 years in a Shandong company were selected with simple random sampling methods.

    方法:采用单纯随机抽样方法选取山东某大型国企中40岁以下无任何基础疾病的青年管理人员164人。

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  • Spectral data sources of sandy land included single surface feature and composite surface feature, and their spectral data were measured by different sampling methods.

    沙化土地光谱数据源分为单一地物类型级和复合地物类型级两种,野外测量时分别采取不同的采样方法。

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  • It depends upon the sampling methods and the size of the disease rate whether exposure odds ratio (EOR) in case-control studies can be used to estimate the CIR or IDR.

    在病例对照研究中,是否可用暴露比值比(EOR)作为CIR或IDR的无偏估计,取决于抽样方法和疾病率高低。

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  • Then based on the analysis of three current sampling methods, a bridge sampling method with low cost and easy implementation is adopted to obtain the current information.

    其次,对三种电流采样方法进行分析,确定采用成本低、易于实现的桥臂电流采样方法获取定子电流信息。

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  • Then based on the analysis of three current sampling methods, a bridge sampling method with low cost and easy implementation is adopted to obtain the current information.

    其次,对三种电流采样方法进行分析,确定采用成本低、易于实现的桥臂电流采样方法获取定子电流信息。

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