APP 8.5.1 Geological mapping for rock slopes of quarries, and soilslopes of borrow areas shall be conducted in reference to 7.5.6.8.5.2 Scales of geological mapping shall be in reference to 7.5.1. （共 192 字） [阅读本文] >>
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8.5.1 Geological mapping for rock slopes of quarries, and soilslopes of borrow areas shall be conducted in reference to 7.5.6.8.5.2 Scales of geological mapping shall be in reference to 7.5.1. （共 192 字） [阅读本文] >>
