Macadam seal coat

英 美
  • 碎石封层
  • coat n.外套;上衣;层;表皮vt.涂上;覆盖;包上
  • macadam n.碎石;碎石路面
  • seal n.封条;印章n.海豹v.密封;盖印;明确
    1. Synchronous crushed stone seal coat technology applied in France were mainly introduced.
      主要介绍同步碎石封层技术在法国的应用情况。