The gold content above 10-9 in lead metal and lead oxide can be accurately determined by this method.

测定方法可准确测定金属铅及氧化铅样品中10 ~(- 9)级的金。

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The metal price quotations specified under this contract are the quotations currently in general use for the pricing of the Lead metal content of Lead concentrates.

该本协议的金属报价是根据精炼铅铅品位按照当前常用的计价方法来计价的。

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"Many hunters believe lead is the best metal to be used for hunting, " he said.

CNN: Should hunters switch to 'green' bullets?

The initial impact was weakness, with lead the only base metal finding improved demand, likely supported by the immediate need for batteries.

FORBES: Market Nuggets: Record Set Monday For Open Interest In Nymex Platinum Options

Yes that's right, the base metal element lead, Pb, or more exactly the lead-based chemical compound Pb(CH2CH3)4 added to petrol to make car engines run more smoothly.

BBC: Does lead poisoning make you violent?