油品取样
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taking sample oil
取样油
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Although there are several common causes for cloudy oil, this can be identified by taking a sample of the oil and observing whether or not it clears up over time.
尽管油液呈云状有许多诱因，但只要取一份油液样本，然后一段时间后看油液中云状物是否消失。
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