1·The lead is a important basic metal.
铅是一种重要的基本金属。
2·This course is an introduction to basic metal-cutting principles and their practical applications.
本课程介绍基本的金属切削原理及其实务应用。
3·It is located in a valley sedimentary belt in the Sumater gold silver basic metal mineralization zone.
它位于苏门答腊金银溅金属成矿带的宽坦河流域的准平原化河谷堆积地带。
4·ALLOY, a mixture of a basic metal and small amounts of other metals to change the properties of the basic metal.
合金，在金属中加人少量其他金属，而改变其性质的一种金属混合物。
5·In the light of the research above, the conclusion that doping basic metal oxide can improve the sensitivity and selectivity to alcohol can be drew.
因此，可以通过掺杂碱性金属氧化物提高乙醇气敏元件的灵敏度和选择性。
6·This paper has discussed the heat stableness of the basic metal nitrides by thermodynamic principles, and compared the results with the facts of the experiments.
利用热力学原理对碱金属氮化物热稳定性规律进行了探讨，与实验事实比较，得到了满意的结果。
7·The influences of basic metal chemical composition, heat treatment conditions and welding parameters on the pressure vessel brittle fracture have been investigated.
研究了诸如化学成分、热处理条件和焊接因素对压力容器脆性破坏的影响。
8·The results show that the microstructure and properties of the welding joints are higher than that of the basic metal. The welding process is fit for welding converter ring.
结果表明，试样焊接接头的组织及综合力学性能均优于母材，焊接工艺基本可行。
9·Although the choice of wearing metal chain table is the basic knowledge of wear watches in the hot season, but how to maintain the chain table, which is a permanent new, consumers often ignore.
尽管在炎热季节选择配戴金属链带表可说是佩戴腕表的基本常识，但如何保养链带表，使之永久如新，却是消费大众时常忽略的一环。
10·Metal cutting process is a very complex process. Fig. 7.2 shows the basic material removal operation schematically.
金属切削过程是一个很复杂的过程。图7.2用图的形式显示了基本材料去除作业。