用CT图像定量分析岩石受力损伤破坏过程的难点，是难以知道岩石内部的绝对密度变化量。
It is difficult to detect the absolute density of rock by ct image in quantitative analysis of rock damage process in compression.
利用贝恩产业集中类型的划分标准和绝对集中度指标对班轮运输市场结构作出了定量分析。
Then utilize standard of concentration type of industry of Bain and absolute concentration rate to judge the market structure of global container transport market.
本文对0—10厘米垂直高度层内沙量（包括绝对和相对）的分布及变化，进行了定性和定量分析。
The distribution and variation of sand amount (A) , absolute and relative, at the height layer of 0-10 cm are qualitatively and quantitatively analysed.
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