Polyethylene glycol ( PEG ) is a kind of phase change materials with high enthalpy and low thermal hysteresis.

聚乙二醇 相 变材料 是一类相变焓较高、热滞后效应低的储能材料.

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This brief communication introduces an experiment of hypersonic flow using high enthalpy expansion tube.

该研究简报介绍了用膨胀波管产生高超声速气流的实验结果.

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