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This paper studies mensuration of combustion heat of liquid sample oil water coal mixture ( OWCM ) .
研究了液体试样-油水 煤浆 燃烧热的测定方法.
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A piezoelectric micro - jet was presented, which can precisely provide a liquid sample an order of nano - liter.
介绍了一种能够实现微量样品精确供给的压电微喷.
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