求翻译：在多年冻土区以块碎石路基适用性评价指标体系为依据，通过直接查询、科学估算等手段，搜集归纳了关于块碎石路基在不同地域、不同工况下的路基影响条件参数，提取出评价指标值。是什么意思？

In the permafrost zone in order to block gravel roadbed applicability evaluation index system as the basis, by means of direct inquiry, and scientific estimates, and collecting the parameters affect the conditions of different regions, under different conditions of the roadbed on the block gravel ro

Over the years in permafrost zone in order to block application of gravel roadbed is based on indicators, and evaluation through a direct query, scientific estimates, and other means to collect information on the block can be summed up in gravel roadbed from different regions, different conditions a

In many year frozen earth area take the block broken stone ballast serviceability appraisal target system as the basis, through direct methods and so on inquiry, science estimate, the collection has induced about the block broken stone ballast under the different region, the different operating mode

In blocks, gravel roadbed in permafrost regions of the evaluation index system on the basis of, by means of direct enquiries, scientific estimates, collect summed up on the block were crushed in the different regions, different conditions influence conditions of subgrade under parameters, extract ev

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