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Keywords coulometry method;Benfield;COD;Vanadium; 库仑法;COD;苯菲尔特;钒;
The coulometry method for the determination of vanadium in Benfield solution using special COD determining instrument is studied in this paper. 研究利用库仑测定的原理,采用测定COD的专有仪器来测定苯菲尔特溶液中的钒,操作简便易行,重现性好,准确度高。
Keywords Coulometry;Petroleum product;Olefine.; 库仑法;石油产品;烯烃;
Keywords coulometry;vitamin C;determination; 库仑滴定;维生素C;测定;
The sulfur content in heavy oil is determined by a dynamic coulometric method. 采用动态库仑分析法对重油中硫进行测定。
To determine the content of ascorbic acid in vegetables with the constant current coulometry method, dead-stop method was used for the detection of end point of the coulometric titration. 摘要以恒电流库仑分析法测定了蔬菜中抗坏血酸的含量，以死停终点法指示库仑滴定终点，测定结果与国标规定方法相吻合。
However, the coulometric method is currently unable to satisfy the test requirements of most materials. 不过，库仑法，目前无法满足试验要求的大多数材料。
The coulometric method is applicable for a gas permeability test of only two materials as the alternative method. 在库仑法适用于气体渗透试验的仅有的两个材料的替代方法。
Keywords coulometry;two kinds of sewage;quick;accuracy;chemical oxygen demand; 库仑法;两类污水;快速;准确;化学耗氧量;
The coulometric method, or the sensor method, belongs to the equal-pressure test method. 在库仑法，或传感器的方法，属于平等的压力测试方法。
This paper reported the coulometric method of determinating total alkalinity of soda. 本文报道一种简易库仑滴定恒流源测定纯碱总碱量的方法。
YBB00082003 gas permeance measurement provides two methods: the differential-pressure method and the coulometric method. YBB00082003气体渗透率测量提供了两种方法：鉴别压法和库仑法。
hydrogen determination with coulometric method 电量法测氢
This Standard Reference Material is intended for use in the measurement of the oxygen gas transmission rate of thin polymeric films using manometric, volumetric, or coulometric methods. （渗透量是以下待测值的函数：1.;压力的升高率2
Coulometry method 电量法
Determing COD Level in Industrial Waste by Coulometric Method 用库仑滴定法测定工业废水中的COD
Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
Some keywords in SQL are also reserved words. SQL中的一些关键字也是保留字。
Are reserved keywords in Office projects. 是Office项目中的保留关键字。