The average pore size calculated by the above - mentioned way differs from that calculated by conventional gas bubble method, and the result has been dis-cussed.

分析了中流量孔径计算方法和普通气泡法计算的平均孔径之间的差别。

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Chemical bubbling method is adding bubbling agent into raw material, making the agent reacting with the materials to produce gas and therefore forming small bubble in the brick.

化学发泡法制备隔热耐火砖是将发泡剂直接拌入原料中，使其发生化学反应产生气体，在砖内形成小气泡。

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The pressure drop calculation method obtained from above results can be used to accurately determine the pressure loss of two-phase gas bubble flow.

由以上结果得出的压降计算方法能比较准确地确定气液两相气泡流的压力损失。

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