The difference between amount per unit volume and bulk density of refractory castable in definition is pointed out, a testing method of amount per unit volume of refractory castable is introduced.
指出了耐火浇注料单位体积用量与体积密度定义上的区别，介绍了一种测试耐火浇注料单位体积用量的试验方法。
Bulk density is defined as the weight per unit volume of loosely tipped fuel.
堆积密度是指每单位重量的体积松散倾斜燃料。
Bulk density is defined as the weight per unit volume of loosely tipped fuel.
堆积密度是指每单位重量的体积松散倾斜燃料。
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