There is few effective methods to evaluate road base construction quality, which caused it in an uncontrollable condition.
由于缺乏评价基层施工质量的有效方法，导致基层施工质量处于失控状态。
There is few effective methods to evaluate road base construction quality, which caused it in an uncontrollable condition.
由于缺乏评价基层施工质量的有效方法，导致基层施工质量处于失控状态。
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