contact seam造句

• Based on main factors influencing degree of level for bitumen road surface under construction , the paper puts forward measures to improve degree of level of bitumen road surface for urban road construction including how to practice seal construction , how to choose suitable machinery and technology and how to handle cross wide contact seam
  摘要根据影响沥青面层施工平整度的主要因素，从实行封闭式施工、选择先进适用的摊铺机械和摊铺工艺以及横向接缝的处理3个方面，提出提高城市道路沥青面层平整度的措施。