The characterization of modified calcium carbonate by oil absorption ratio was introduced.

介绍了吸油率法直接表征碳酸钙改性效果的方法.

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Effects of galactooligosaccharides ( GOS ) on feed efficiency and calcium absorption ratio in mice were investigated.

GOS组小鼠的食物转化率、血清钙和钙吸收率、以及小鼠的肱骨的钙含量和钙比重高于对照组.

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It can make of energy with high absorption ratio and no pollution in vacuum environment.

它具有能量利用率高、无反射以及真空环境无污染等优点,可实现近形成型与快速制造.

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