作者用物理方法和化学方法相结合分离了九个矿区的自然金，效果良好，其纯度一般达99%以上。

The authors adopt the combination of physical and chemical methods to separate native gold in 9 mining areas and good results are achieved. The gold purity is usually up to over 99%.

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一般来说，早晨似乎没有尽头，因为凯迪达特先生十点来，会一直待到两点。

Generally, the morning seems to have no end, for Mr. Candidate comes at ten and stays till two.

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“一般来说，人们总是得到慢下来，放松，停止担忧，然后退休去佛罗里达这类坏建议。”他说。

"People are generally being given bad advice to slow down, take it easy, stop worrying, and retire to Florida," he says.

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