1.
RELATIONSHIP BETWEEN Pb CONTENT IN TEA LEAVES AND Pb SPECIES DISTRIBUTION IN TEA GARDEN SOILS
茶园土壤中铅形态分布与茶叶中铅质量分数关系的研究
2.
Determination of Phase Composition and Mass Fraction of Bulk Znic-Alanium Based Magnesium-Lead Alloy
锌铝基镁铅合金块状固体的物相组成和质量分数标定
3.
Study on the concentrations of As,Pb and Hg heavy metals in organs and tissues of Newhall navel orange trees under soil stress of As,Pb and Hg
土壤砷、铅和汞胁迫对纽荷尔脐橙不同器官中砷铅汞质量分数的影响
4.
Crude Gold--Determination of lead content--EDTA titrimetric method
GB/T15249.4-1994合质金化学分析方法EDTA滴定法测定铅量
5.
Improvement of Analysis Way on the Content of Pb in the Raw Lead and Pb-Sb Alloys;
粗铅及铅锑合金中铅含量分析方法的改进
6.
Engineering Geological Features of Wall Rock and Quality Assessment of Underground Opening Workings in the Laochang Pb-Zn Deposit, Lancang
澜沧老厂铅锌矿巷道围岩工程地质特征分析及质量评价
7.
Probe to As,Cd Pb,Cr Distribution Characteristics and Water Quality of Nanguang River
南广河水体中砷镉铅铬含量分布特征及质量探讨
8.
multiparameter air quality analyzer
多参数空气质量分析仪
9.
A Discussoin on the Defect of Analyzing the Quality of People Using PQLI;
用人口质量指数分析人口质量的缺陷
10.
" Soil quality--Determination of lead,cadmium--Graphite furnace atomic absorption spectrophotometry"
GB/T17141-1997土壤质量铅、镉的测定石墨炉原子吸收分光光度法
11.
" Soil quality--Determination of lead,cadmium--KI-MIBK Extraction flame atomic absorption spectrophotometry"
GB/T17140-1997土壤质量铅、镉的测定KI-MIB萃取火焰原子吸收分光光度法法
12.
A new method was studied for the determination of Nickel in Lead ingot in nitre acid after the main part were separated by Lead Sulphate.
试验采用硫酸铅沉淀分离主体后,在硝酸介质中测定微量镍。
13.
Effects of Cadmium and Lead on the Grain Yield and Quality of Rice and Their Distributions in the Plants;
镉和铅对水稻产量和品质的影响及其在植株内的分配
14.
Investigation of beyond-standard situation of fluorescence matter and lead content in chopsticks cover
筷子套中荧光物质和铅含量超标情况的调查分析
15.
Effects of Lead Stress on the content of Lead and Mineral Element in Rice
铅胁迫对水稻中铅和矿质元素含量的影响
16.
Methods for chemical analysis of lead concentrates--The Na2EDTA volumetric method for the determination of lead content
GB/T8152.1-1987铅精矿化学分析方法Na2EDTA容量法测定铅量
17.
Research on the Assessment of Geological Environmental Quality of Lead-zinc Mine Area in Feng County
凤县铅锌矿区地质环境质量评价研究
18.
Any of various, often graphitic compositions used as the writing substance in pencils.
铅芯通常指含有石墨成分的铅笔用的书写物质