铅、镉、六价铬的英文怎么说

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铅、镉、六价铬的英文：
lead, cadmium, sexivalent chromium
参考例句：

" lead, cadmium, sexivalent chromium"
铅、镉、六价铬lead是什么意思：
v. 带领，引导；通往；致使；领先
n. 领先；榜样；线索；导线；铅

Will you take the lead?
你领个头好吗？

Lead poisoning( or plumbism )：Poisoning by accumulation of lead in the body.
铅中毒:铅在体内积累引起的中毒。

The road leads direct there.
这条路直接通那儿。cadmium是什么意思：
n. 镉

Cadmium is a good metal for this purpose.
镉是适合这一目的的优良金属。

" lead, cadmium, sexivalent chromium"
铅、镉、六价铬

cadmium treatment is likely to be integrated with other treatment schemes
镉的处理可能与其它处理电路结合起来。sexivalent是什么意思：
adj.
[化]六价的

" lead, cadmium, sexivalent chromium"
铅、镉、六价铬