1.
Leaded or unleaded?
含铅还是无铅汽油?
2.
Engravers brass
恩格雷弗斯含铅黄铜
3.
Reference gasoline(leaded regular)
GB15058-1994含铅普通标准汽油
4.
and highest among people who live near lead smelters.
而居住在冶铅厂附近的人，毛发含铅量最高。
5.
Lead"" pencils do not contain lead, but rather a mizture of clay and graphite.
铅”笔并不含铅，而是粘土和石墨的混合物。
6.
Main sources of lead include leaded gasoline, cosmetics, leaded paint, and over the counter drugs.
铅耶主要来源包括含铅汽油、化妆品、油漆、药仔等。
7.
Leaching-Electrowinning Process of Extraction of Metallic Lead from Lead Bearing Wastes and Low-grade Lead Oxide Ore;
碱浸—电解法从含铅废物和贫杂氧化铅矿中提取铅工艺及机理
8.
Beginning from the characteristics of lead-bearing flue ash, thearticle systematically introduces the process flow and technology requirements of making use of lead-bearing flue ash to prepare lead monoxide.
从含铅烟道灰的特点出发，系统地介绍了处理含铅烟道灰，制备一氧化铅的工艺流程及技术条件。
9.
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
10.
Determination of Urine Plumbum among Staff Members in a Plumbum Company.
某铅业公司接铅工人尿铅含量测定结果
11.
an alloy of tin and lead and antimony used to make printing type.
含锡、铅和锑的合金，用于制印刷铅字。
12.
Determination of Total and Soluble Lead Content in Coatings
涂料中“总铅”和“可溶性”铅含量的测定
13.
(of gasoline) containing tetraethyl lead.
（关于汽油）含有四乙铅的。
14.
(of gasoline) not containing tetraethyl lead.
（关于汽油）不含四乙铅的。
15.
ASSAY OF THE LEVELS OF LEAD,COFFER ANDZINC IN THE BLOODFROM PERSONS EXPOSED PROFESSIONALLYTOTETREATHYL LEAD
四乙基铅接触者血中铅铜锌含量的测定
16.
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
17.
Determination of High Content Lead in Lead Concentrates by AAS
原子吸收分光光度法测定铅精矿中高含量铅
18.
The Research on Treating Cr(VI) Wastewater Using Scrapped Pb-battery;
废铅蓄电池中铅泥膏处理含铬(Ⅵ)废水的研究