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- Objective:To explore sampling methods in the evaluation of expanded program on immunization. 目的:探讨计划免疫考评中接种率抽样调查方法。
- exploratory sampling 探查抽样
- The method of analysis to the determination of Cu, Cr, Co, Ni, Pb, Cd in the phase analysis of geo-chemical exploration samples by the HG-AAS has been introduced. 摘要本文主要介绍了化探样品相态分析中无火焰原子吸收光度法测定化探样品中的铜、铬、钴、镍、铅、镉的分析方法。
- I spent a few days sampling the literature of social science. 我花了几天时间浏览有关社会科学的文献。
- A method for the determination of silver,boron,tin,molybdenum and lead in geochemical exploration samples by emission spectrometry is developed. K_2S_2O_7,NaF,Al_2O_3 and carbon powder are used as buffers and Ge as internal standard. 以K2S2O7、NaF、A l2O3和炭粉为缓冲剂,Ge为内标,电弧发射光谱法测定勘查地球化学样品中Ag、B、Sn、Mo、Pb。
- To conduct an exploratory investigation; search. 进行探索性的调查；搜寻
- Mean that this year is an exploratory stage. 所以今年等于说是一个摸索阶段。
- It involves a subject known as isokinetic sampling. 这涉及所谓等速取样的问题。
- The concept of sampling will be presented below. 关于采样的概念，后面将要说明。
- There are many applications for random sampling. 随机抽样有许多应用场合。
- Sampling techniques and practices II. 抽样技术及其应用2。
- Soil sampling error in agricultural environment. 农业环境中土壤取样误差研究。
- The Sampling Handling Ultrasonic R. 机器人超声测距数据采集处理。
- Instrumentation is not a substitute for sampling. 检测不能替代取样。
- Seldom are complete analyses made except in exploratory work. 除勘探工作外很少进行全面分析。
- Are closed sampling devices on board? 船上装有闭式取样装置吗?
- This process is called nearest-point sampling. 这个过程被称为最近点取样。
- The higher the sampling rate, the fewer errors. 越高的采样频率产生较少的错误。
- Introduction to Survey Sampling II. 抽样调查导论2。
- Will the research be exploratory, descriptive, explanatory? 研究是否为探究性、述性、或解释性?
