最佳沥青水泥用量
The best asphalt and cement content
石油沥青水煤浆
petroleum asphalt-coal-water slurry
乳化沥青水煮法
Method of immersing the bitumen emulsion in boiling water
溶剂脱沥青工艺
solvent deasphalting process
泡沫沥青水泥稳定材料
foamed asphalt cement stabilized material
煤沥青水浆
coal tar pitch water slurry
coal pitch-water slurry
active defensive system