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- Abstract: 19 impurity elements in yttrium metal were determined by ICP-AES. 摘 要: 本文介绍了用ICP-AES法测定金属钇中19个杂质元素的方法。
- Keywords ICP-MS;ferromolybdenum;impurities elements;analysis; 钼铁;杂质元素;分析;
- Purifying Gallium Only by this way , because of some major impurities separated out seriously, often forms individual impurity element to exceed mark , and causes product grade to reduce. 单一电解法提纯镓,由于一些主要杂质析出严重,常常形成个别杂质元素超标,造成产品品级降低。
- The quantity of each impure element is at ppt level, which offers the most superior reagent in purity on the market. 每一不纯元素的量均在ppt之等级,为市面上最高纯度之试剂。
- The results indicated that the dejects was caused by pitting corrosion of impurity element iron in silver coin by environmental chloride compound. 结果表明,在银币缺陷部位的腐蚀坑内存在以铁元素为主的物质,基材中的铁元素与外界的氯引起银币的腐蚀,造成了表面缺陷。
- A method has been studied for simultaneous determination of eight impurity elements Cr,Cu,Mg,Mn,Mo,Ni,Ti and V in pure iron by ICP AES. 本文研究了用ICP-AES法同时测定纯铁中8种杂质元素:Cr、Cu、Mg、Mn、Mo、Ni、Ti、V的分析方法。
- Impurity elements of typical crystal are detected by glow discharge spectroscopy(GDMS)and the source of which are discussed. 进行了杂质定量分析和光谱分析,对晶体中杂质的来源进行了讨论。
- There are some impurities in food. 食物中有一些杂质。
- Workers are removing impurities from silver. 工人们正去除银中的杂质。
- L owering the contents of Fe and Si impurity elements and adjusting Cu content can reduce the coarse hard phases and the excess phases which are difficult to diss olve. 降低Fe和Si杂质元素及调整合金主要成分Cu含量 ,可以减少难溶粗大硬相质点和过剩相 ;
- An ICP AES method was established for the determination of Be and impurity elements in Au Be Alloy ,such as platinum,palladium,rhodium,iridium,silver etc. 研究了用ICP-AES法测定Au-Be合金中Be及萃取Au后测定微量Pt、Pd、Rh、Ir、Ag等25个杂质元素的方法。
- The effect of impurity element Fe on the mechanical property,corrosion and aging ofsand-cast ZA27 alloy has been investigated. 本文考察了杂质元素铁对ZA27合金的机械性能和腐蚀老化性能的影响;
- Filtering the water removed some of its impurities. 把水过滤一下除去了一些杂质。
- 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。
- In a printer, the removable type element. 印刷机上可拆卸的打印部件。
- A byte composed of eight binary elements. 一个由8个二进制数位组成的字节。
- A byte composed of two binary elements. 一种由两个二进制位组成的字节。同two-bitbyte。
- Pig iron is converted into steel by removing most but not all the impurities. 生铁变成钢要除掉大部分而不是全部的杂质。
- A byte composed of five binary elements. 由五个二进制码元组成的字节。同five-bitbyte。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。