How much sample material is required? Can it be reused?

需要多少样品量？样品用完之后能再用吗？

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The sample material included with this article for download include

本文中包含的 下载 样例材料包括

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The drill hole size selected should provide sufficient representative sample material for analysis and reference.

该钻孔尺寸选定应提供足够有代表性的样本，剖析材料和参考。

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The DivX CODEC works the best and easily plays all the sample HD material from their site perfectly.

ENGADGET: MacBook Pro: the ultimate portable HD machine! HD

On the strength of Erector's success, Gilbert branched out into microscopes, chemistry sets and a nuclear science kit containing a small sample of radioactive material.

FORBES: Life

On the strength of Erector's success, Gilbert branched out into microscopes, chemistry sets and a nuclear science kit, which contained a small sample of radioactive material.

FORBES: Global Life