What about the impact on the result from taking a sample?
那么,抽样方式对抽样结果有什么影响呢?
And how could you prevent someone from taking a sample of your hair and making a clone of you?
而且,你怎样防止别人从你的头发里取得样本来克隆一个你呢?
This paper shows a new method of taking a sample to measure flow accurately under high pressure.
本文介绍一种在高压下不影响循环流量的精确流量取样测定的新方法。
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