The division of coal species is based generally on the sampling and analysis.
煤类的划分一般是取样化验。
Title Technical Memorandum on Procedures and Methods for Sampling and Analysis of Trade Effluents.
工商业污水采样与分析的步骤及方法技术备忘录。
The instrument is formed by IPC, exact sound level metre, data sampling card and software for sampling and analysis.
该装置由工控机、精密声级计、数据采集卡以及相应的采集和分析软件构成。
Perform the sampling and analysis of secondary packaging materials. Perform the sampling of primary packaging materials.
完成外包装材料和内包装材料的取样和外包装材料的测试。
Aiming at particulate matters sampling and analysis, a full flow dilute tunnel sampling system for vehicle emission was developed.
笔者以机动车排放颗粒物采集和分析为主要目的，开发了机动车排放颗粒物全流稀释风道测量系统。
That the sampling and analysis are very important links of new technology exploitation is described in this paper by the real examples.
用实例阐明采样分析是工艺开发的重要环节。
The methods used for analysis and sampling are the necessary basis for food inspection and control.
分析和取样方法是对食品进行检验和控制的必要基础。
The researchers stressed, however, that the findings were preliminary and that the association did not reach statistical significance in an analysis where they did not apply the sampling weights.
但是，研究者强调说，这些研究都处于起步阶段，分析中自闭症和母体因素之间的关系还没有达到统计意义上的显著性水平，这些研究没有考虑到样本的权重。
DESIGN: Cluster sampling and stratified analysis.
设计：整群抽样，分层分析。
According to sampling analysis the surface river water and ground water in borehole have micro-corrosion on concrete structure rebar in reinforced concrete and steel structure.
根据取样分析地表河水、钻孔内地下水对混凝土结构、对钢筋混凝土中钢筋、对钢结构均具微腐蚀性。
The orthogonal sampling demodulating technique for low frequency time-code signal is introduced. Based on the theoretical analysis about its principle and implement method, The simulation is tested.
作者提出低频时码信号的正交扫描解调技术，从理论上分析了正交扫描原理和实现方法，并进行了仿真测试；
In charge of sampling and intermediate product's analysis, such as powder's MFR, etc.
负责取样和某些特定中间产品的分析，例如粉末的溶流比例的分析。
Analysis of groundwater sampling from 1998 to 2002 indicates that the mineralization degree of groundwater varies both temporally and spatially in this area.
通过对1998年及2002年地下水样品的分析，得出该地区地下水矿化度在时间与空间上皆存在明显的变异性。
Analog and digital leading industry sampling rate combination allows each channel and multi channel measurement comprehensive analysis.
行业领先的模拟和数字采样率组合允许逐通道全面分析和多通路测量。
It is defined by PVT sampling analysis with high cost and related experience formulae with low accuracy at present, so it is difficult to define the saturation pressure.
目前主要通过PVT取样分析测定和相关经验公式来确定它，前者费用高，后者精度差，给饱和压力的确定带来困难。
A new method of threshold choosing based on edge sampling and entropy curve analysis is brought forward in the algorithm of entropy.
并在熵算子的基础上，提出了一种基于边缘采样和阈值曲线分析的双阈值选择方法。
Methods: Active carbon tube adsorption and solvent desorption were used for sampling hexane and analysis was performed by GC(FID).
方法：以活性碳管采集空气中正己烷，用二硫化碳解吸后气相色谱（FID）测定。
This part defines terms commonly employed in the general vocabulary, sampling, classification, testing, analysis and conversion of coals.
本文定义了与煤加工相关的通用术语以及包括煤采样、分类、试验、分析和转化的名词术语。
The paper analysis and sort each instance of sampling start time.
文中对采样起始时刻的各种可能情况进行分析和分类。
In the forty years in China, a great advance of gold assay was made in four aspects, namely, fire assay, wet assay, phase analysis and sampling and preparation of sample.
本文阐述了四十年来我国黄金分析在火法试金、黄金湿法分析、金的物相分析及取样与制样四个方面的进展。
By canonical correlation analysis, sampling time was selected, and foliar mutriment elements closely related to forest tree growth were determined.
用典型相关分析方法选择采样时间、确定与林木生长有密切关系的叶片养分元素。
The errors of harmonic wave analysis and direct sampling in electric parameters measurement are analyzed. The method to minimize errors is presented.
分析了电力参数微机监测中的直接采样计算法与谐波分析法的误差，并提出了减小误差的方法。
Marine geological sampling and sample analysis methods of the geological Survey of Canada are introduced in the paper.
本文介绍了加拿大地质调查局海洋地质取样和样品分析方法。
To comprehend the change law of bath temperature in blowing of large converter the sublance is used for measuring the temperature and sampling analysis.
为了了解大型转炉吹炼过程中熔池温度的变化规律，利用副枪在转炉吹炼过程中进行了测温和取样分析。
Low density sampling and mixed sample analysis are dealt with in this paper.
讨论了化探低密度采样和混样分析问题。
The system was composed of hardware inspecting circuit and related software, and possessed signal sampling, waveform showing, statistical analysis of data, curve repaint and data storing function etc.
该系统由硬件检测电路和相关软件组成，具有信号采集、波形显示、数据统计分析、曲线拟合及数据存储功能。
The study selected Urumqi City 4 representative path for monitoring points, for the TSP consecutive year low of the sampling and TSP and the lead for analysis.
本研究选定乌鲁木齐市的4条具有代表性的道路为监测点，对低空下的TSP连续进行一年的取样，并对TSP及其中的铅进行分析。
The theoretical analysis and numerical experiments with commercial software about sampling process in electrophoresis chip were presented.
对毛细管电泳芯片的压力进样过程进行了理论分析，并用商用软件对这一过程进行数值实验。
The factors affecting fine root measurement and its precision mainly included the quality and quantity of tube installation, sampling interval and quantity, and analysis technique of images, etc.
微根管观测精度主要取决于微根管安装的质量和数量、微根管取样间隔期和取样数量、微根管图像分析技术等。
The factors affecting fine root measurement and its precision mainly included the quality and quantity of tube installation, sampling interval and quantity, and analysis technique of images, etc.
微根管观测精度主要取决于微根管安装的质量和数量、微根管取样间隔期和取样数量、微根管图像分析技术等。
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