It has guidance for the trial, design and construction of eolian - sand road.
这对于利用风积沙进行筑路的试验、设计及施工有一定的指导意义。
It has guidance for the trial, design and construction of eolian-sand road.
这对于利用风积沙进行筑路的试验、设计及施工有一定的指导意义。
It has guidance for the trial, design and construction of eolian-sand road.
这对于利用风积沙进行筑路的试验、设计及施工有一定的指导意义。
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