求翻译：总体评价值的变化趋势虽然原则上应受冻土内在因素评价值影响最大，但实际上受路基工程特点评价值变化影响最大，总体评价值的每次下降，总是以路基工程特点评价值的剧降为前提，这主要是由路基工程特点评价值较冻土内在因素变化剧烈得多所导致的。是什么意思？

The trend of the overall assessment of value, although in principle should be subject to evaluation value of the permafrost intrinsic factors the greatest impact, but is subject to the roadbed engineering characteristics of the evaluation value change impacts, the overall evaluation of each drop, al

Overall assessment of the value change trend, although in principle, should be affected by permafrost in the Factor evaluation within the greatest impact, but in fact the roadbed construction characteristics affect the change in the value the maximum value, the overall evaluation of each decline, ro

Although the overall appraisal value change tendency in principle should receive the frozen earth intrinsic factor appraisal value influence to be biggest, but in fact receives the roadbed project characteristic appraisal value change influence to be biggest, the overall appraisal value each time dr

Overall assessment of trends in value while, in principle, should be most affected by the internal factor evaluation value of frozen soil, but in practice most affected by features of assessing value for subgrade engineering change, decline in overall assessment of value each time, always subject to

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