短語詞組短語Semi -rigid base course 半剛性基層;道路半剛性基層semi -rigid base course asphalt pavement 半剛性基層瀝青路面quality of semi -rigid base course 半剛性基層的質(zhì)量fibre reinforced semi -rigid base course 纖維半剛性基層 返回 semi-rigid base-course