Methods: the standard method for determining the sensibility of insecticides recommended by WHO.
方法采用WHO推荐的测定杀虫剂敏感性的标准方法。
ObjectiveTo improve the standard method for determining phosphoric acid in the air of workplace, so as to make it to be applied in practical work.
目的对目前工作场所空气中磷酸的标准测定方法进行改进,使之可以在实际工作中应用。
The method of standard addition is employed in the blank and the sample solutions with addition of releasing agents for determining trace amounts of calcium in steel.
采用混合释放剂,及空白与试液都以标准加入法测定、扣除空白值的方法测定钢中微量钙。
Determining trace impurity element of the standard europium oxide by the standard addition method. So the errors owing to neglecting the impurity in the standard are eliminated.
用标准加入法测出氧化铕基准中的微量杂质元素,消除了由于忽略基准中的杂质元素的含量给分析测定带来的误差。
Some drawbacks found in GB (national standard) method for determining residue solvent in solvent extracted oil were investigated.
对浸出油残留溶剂国标测定方法存在的一些问题进行了探讨。
SCOPE This Standard sets out the method for determining the compactibility index, for concrete, where the expected slump is less than 10 mm and the nominal size of aggregate does not exceed 40 mm.
范围本标准对混凝土压塑性指数的测定方法(在预计的坍落度小于10mm,并且骨料的标称粒径不超过40 mm的情况下)作出了规定。
Objective To optimize the way of coloration in the process of determining polysaccharide content by phenol-sulfuric acid method, using only glucose as the standard.
目的优选在以葡萄糖为对照时,苯酚-硫酸法测定多糖含量的显色方式。
The standard method of determining tannin was used to analyze intensive sulfitation tannin extract and the results showed there was only 3.
应用鞣质测定的标准方法对重度亚硫酸化改性栲胶进行分析,其鞣质含量仅为3 。
This paper probes the mechanism of the sequential allocation method, and scientifically put forward the standard in determining the cost allocation order of support departments.
本文研究了顺序分配法的费用分配机理,科学地确认了费用分配的标准。
Scope:This European Standard specifies a method for determining the change ofappearance and stability of a resilient floor covering, including joints, underthe movement of a castor chair.
该欧洲标准指定一个方法确定椅子上的小脚轮在弹性地板运动下的外观变化和稳定。
Scope:This Eurpean Standard specifies a method for determining the resistance ofan installed resilient floor covering to the mechanical stress resulting fromthe simulated movement of a furniture leg.
本欧洲标准指定一个方法来确定安装家具腿模拟运动对弹性地板的阻力产生的耐磨效应的测定。
Presents the method for determining the outdoor air volume from ASHRAE Standard 62-1989r, commonly used methods for measuring and controlling the outdoor air, and employment of outdoor air.
介绍了ASHRAE标准关于变风量空调系统中新风量确定的方法,常用的新风量测量方法和控制方法以及新风的利用,探讨了测试中发现的新风量确定和新风品质等问题。
The properties and the method of manufacturing and determining phytin and the quality standard of phytin were introduced and the use of the dregs of phytin was expounded.
介绍了菲汀的性质、生产工艺、产品质量检测方法和质量标准,以及菲汀滤渣的利用。
The practicality and the operational standard of determining the apparent ionization degree of strong electrolytes by means of solidifying point reduction method are researched in this article.
本文探讨用凝固点降低法测定强电解质表观电离度的实用性及操作规范。
Scope:This European Standard specifies a method for determining the residual indentation produced in a resilient floor covering after the application and removal of a constant load.
该欧洲标准指定一个方法确定弹性地板产生耐压静载负荷后的残留压痕。
To research the method determining Ca, Ba, Al, Cu in silicon-calcium-barium alloy using Y as internal standard by ICP-AES spectrometer.
用ICP-AES光谱仪、选取钇作为内标,研究测定硅钙钡中钙、钡、铝、铜的方法,建立了最佳的工作条件,并进行回收试验、准确度试验、干扰试验。
The psychic system must have operational definition and uniform standard for determining the best psychic structure, so this method can be used in psychological scales.
应用这种方法要求所研究的心理系统必须有操作性定义,并能形成判定“最优心理结构”的统一标准,因此这种方法特别适用于心理量表。
The method covers the whole process from setting scheduling buffer to determining deviation standard, monitoring and controlling according to the buffer and deviation standard.
该方法涵盖从进度缓冲设置到偏差标准的设定,再根据偏差标准和缓冲对项目进行监控的全过程。
A rapid method of determining 17 sulfonamides residues by using the 13c6-sulfamethazine as an internal standard in the casing was studied by liquid chromatography-tandem mass spectrometry.
建立了一种以13c6 -磺胺二甲基嘧啶为内标快速测定肠衣中17种磺胺类药物残留量的方法。
Objective:To develop a method for determining the metabolites of nitrofuran antibiotics in aquatic products by HPLC-MS/MS using isotope internal standard dilution technique.
目的:建立测定水产品中呋喃唑酮、呋喃它酮、呋喃西林和呋喃妥因等硝基呋喃代谢物的同位素内标稀释高效液相色谱-串联质谱法。
It is convenience parallel veracity and easy to do . It is the standard method of determining total P in pollute soil.
此方法方便易行,平行性好,准确度高,可作为测定污泥中总磷的标准方法。
It is convenience parallel veracity and easy to do . It is the standard method of determining total P in pollute soil.
此方法方便易行,平行性好,准确度高,可作为测定污泥中总磷的标准方法。
应用推荐