asphalt gravel 中文意思是什麼
asphalt gravel
解釋
瀝青礫石-
Research on foamed mac - asphalt gravel mixture
泡沫瀝青穩定碎石混合料的研究開發 -
The workers mixed the asphalt with sand and gravel together
工人們把瀝青和沙子、石塊混合在一起。 -
Looks into in the way of the performance on the gravel flexible primary level asphalt pavement route
礫石柔性基層瀝青路面路用性能調查
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