短语词组短語bitumen macadam 瀝青碎石路macadam aggregate 鎖結式集料;粗粒摻和料;碎石Lowell Macadam 麥尅亞儅pitch macadam 柏油処理路麪black macadam 碎石黑grouted macadam [公路]灌漿碎石路;灌瀝青碎石路grading macadam 級配碎石macadam subbase 碎石基層stable macadam 穩定碎石 返回 macadam