The results represent that soils are not polluted by lead ion.

结果表明，目前土壤未被重金属铅污染。

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A new combination lead ion-selective electrode of low output resistance is reported.

本文报道一种低输出阻抗复合铅离子选择电极。

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The test showed that the requirement of quantitative detection of lead ion could be met in this range.

试验证明在此范围内，可以满足铅离子的定量检出要求。

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"Based on our analysis, the performance of A123's new Nanophosphate EXT at high temperatures is unlike anything we've ever seen from lead acid, lithium ion or any other battery technology, " said Dr. Yann Guezennec, senior fellow at CAR and professor of mechanical engineering at the Ohio State University.

ENGADGET: A123 Systems' new lithium ion tech keeps EV batteries cool, your wallet in check

So right now we're looking to move from lead-acid to lithium-ion batteries and we're working with the US Navy on a test programme that would allow us to do that.

BBC: US manned deep-submersible Alvin prepares to resume work

The floral patterns could lead to longer-lived supercapacitors and lithium-ion batteries, and the germanium sulfide is both cheap and clean enough that it could lead to very efficient solar cells that are more environmentally responsible.

ENGADGET: NC State nanoflowers can boost battery and solar cell capacity, make great prom accessories