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一般情况下，压汞法最常用的是园柱孔模型。
In general, the cylindrical model is often used in such porosimetry.
youdao
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大同矿区各类煤柱较多，压煤量大。
There area many different coal pillars with great amount of coal.
youdao
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大同矿区各类煤柱较多，压煤量大。
There area many different coal pillars with great amount of coal.
youdao