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- With field sampling method,we measured the concentrations of Cu,Pb,Cd,Zn,and Mn in the waters around Siheshan industrial area of Wuhu,and compared the accumulation characteristics of these heavy metals in 8 species of hydrophytes grown there. 通过野外采样和系统分析方法,研究了芜湖市四褐山工业区附近水域中Cu、Pb、Cd、Zn和Mn5种重金属的含量及其在8种水生植物体内的积累特性。
- THE FIRST DISCCUSION ON THE FIELD SAMPLING METHODS AND THEIR ACCURACY IN THE DIGITAL MAPPING 数字测图野外采样方法及精度初探
- field sampling methods 采样方法
- Profile an application by using the sampling method. 通过使用取样方法分析应用程序。
- The paper mainly deals with the sampling methods and gas and mud analytic procedure in the field lab of the Chinese Continental Scientific Drilling project (CCSD). 本文主要阐述了中国大陆科学钻探工程现场实验室采样和分析流程。
- The two new ways are compared with exhaust gas CVS sampling method. 空燃比法测量记录进气流量计电压及空燃比等信号,计算得出油耗。
- Phytosociological description of vegetation has always been found on field sampling alternating with studies of the releves at home. 植被的群落学描述已经常以野外抽样为基础来取代室内样地记录的研究。
- The sampling method has advantages of direct perceivable and forthright. 该方法具有直观简捷的优点。
- Adaptive QMC: A faster image sampling method than Adaptive subdivision. 自适应准蒙特卡洛:比自适应细分更快的图像采样方法。
- For managing and operating the vessel Dr. Catherine Lam for conducting field sampling and measurement. 管理及操作林蕴盈博士号监测船。
- A new method for measuring particle concentration distribution in swirling flow field using PIV technology is presented, which remedies the deficiencies of the old isokinetic sampling method. 初步形成了用PIV技术测定旋流场内颗粒相浓度的新方法 ,弥补了以往用等速抽气采样法测量的缺陷。
- Methods: 2807 subjects were randomly selected from four districts in Anshan by multistage sampling method. 方法采用多级抽样方法对鞍山市4个区共2807名居民过去1a中的伤害情况进行回顾性调查。
- Methods 273 university students were tested by Lusi Scale with cluster sampling method. 方法应用路西量表采用随机分层抽样的方法对大学生进行心理测试。
- Field samples of NDV isolated from different species of poultry,i.e.goose,pigeon,ostrich and chicken,were also tested with this new method. 该技术对NDV标准毒株的测定结果与已知信息完全吻合,且只需3d即可获得结果。
- 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。
- 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。
- A high performance digital IF radar receiver which uses IF echo and COHO joint process algorithm, field sampling, field processing and remote transmission is introduced. Its performance can meet the requirements of modern high performance radar system. 采用中频回波和中频相参信号联合相干处理 ,现场采样 ,现场处理 ,远程传输的体系结构实现了高性能数字中频雷达接收机 ,其性能可以满足现代高性能雷达系统的需要
- The two basic sampling methods in use today are probabilistic and non-probabilistic sampling. 在现今有两种基本的抽样方法,即随机抽样和非随机抽样。
- In SQL Server 2005, this is the only sampling method available and is applied by default. 在SQL Server 2005中,这是唯一可用的抽样方法,并且是默认应用的方法。
- Pharmaceuticals and pharmaceutically active metabolites have been increasingly detected in field samples. 在环境水体中不断监测到医药类污染物及其活性代谢产物。