The gold content above 10-9 in leadmetal 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。
2
The metal price quotations specified under this contract are the quotations currently in general use for the pricing of the Leadmetal 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。
3
The misleader let me use the lead instead of the unsteady metal.