沥青的体积计算: ®´çs
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1、除去沥青外瓶和水的质量:55.1892g-15g=40.1892g ®´çs
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2、和沥青等体积的水的质量:55.0622g-40.1892g =14.8730g®´çs
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3、沥青的体积:14.873g/0.99098g/cm^3=15.0084cm^3®´çs
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4、25度时沥青的密度:15/15.0084=0.999g/cm^3®´çs
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5、25度时沥青的相对密度:15/14.873=1.009®´çs
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®´çs
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应该是这样算的~~ 抛砖引玉哈®´çs
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