1.
Study on Influence of Rare Earth Cerium on Mechanical Properties of Lead Bearing Steel
稀土铈对含铅钢力学性能影响的研究
2.
Leaded or unleaded?
含铅还是无铅汽油?
3.
ICP-AES Determination of Pb in Free-cutting Steel
电感耦合等离子体原子发射光谱法测定易切钢中铅含量
4.
There are two pens and a pencil in my pencil-box.
我的铅笔盒里有两支钢笔和一根铅笔。
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.
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
7.
I'd like a pen and red pencil.
一枝钢笔和一枝红铅笔。
8.
Pen and pen-cil, ru-ler, book, ru-ler, book
钢笔和铅笔，直尺和书本。
9.
special improved patented steel wire
特号铅淬火冷拉钢丝
10.
steel-tape armoured lead sheathed telephone cable
铅包钢带铠装电话电缆
11.
A pen or a pencil is required.
需要一支钢笔或铅笔。
12.
There are pens, pencils and books on the table.
桌子上有钢笔、铅笔和书。
13.
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。
14.
Determination of Total and Soluble Lead Content in Coatings
涂料中“总铅”和“可溶性”铅含量的测定
15.
(of gasoline) containing tetraethyl lead.
（关于汽油）含有四乙铅的。
16.
(of gasoline) not containing tetraethyl lead.
（关于汽油）不含四乙铅的。
17.
Engravers brass
恩格雷弗斯含铅黄铜
18.
Reference gasoline(leaded regular)
GB15058-1994含铅普通标准汽油