填方的顺序一般是先填石方在填土方，先填底土后填表土，先填进土后填远土。
Fill the order is generally the first to fill in the rock fill, fill subsoil after filling soil, fill into the soil after filling soil far.
填方的顺序一般是先填石方在填土方，先填底土后填表土，先填进土后填远土。
Fill the order is generally the first to fill in the rock fill, fill subsoil after filling soil, fill into the soil after filling soil far.
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