Tacke's team might very well have found small amounts of Masurium in the ore sample.

塔克的团队很可能是在矿石样本中发现了少量的锝。

youdao

He also knows that big mining companies prefer mountains of low-grade ore to small, high-grade mines like his.

而且他也知道那些个大型矿产公司更喜欢那些低地势的矿山，而不是他那又小又高的。

youdao

In many cases the crushed ore particles are not sufficiently small to permit liberation of the desired mineral so that separation can be achieved.

许多情况下，破碎的矿石颗粒粒度不足以达到分选所需的目的矿物解离的程度。

youdao

GadgetTrak, a small startup in Portland, Ore.

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Convention centers are springing up everywhere, in big cities (Denver, Portland, Ore.) and small (Schaumburg, Ill.).

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But Mr. Luoto's grandfather and father were both loggers, and his family now owns a small timber firm in Carlton, Ore.

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