Then, quantitative description of rock structure is achieved by introducing rock-mass block index based on drilled rock samples of different complete lengths.

引入基于钻孔岩芯不同完整长度的岩体块度指数，以定量地表征岩体结构。

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The research result shows that the rock block index has remarkable significance in engineering and advantages in rock mass quality assessment.

对比结果表明：岩体块度指数在岩石质量评价中能更准确地反映其优越性，具有更为显著的工程意义。

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Then, through organic combination of rock mass block index and absolute weathering index in the general sector scope table, the quantitative method of GSI is constituted.

将岩体块度指数、绝对风化指数在地质强度指标的区间范围概化表上有机结合起来，构成了GSI的定量确定方法。

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