test of ability造句

• We selected three kinds of home - made heavy traffic asphalt - zhonghai , maoming & zhenhai with two kinds of import name brand asphalt shell and esso , tested their quality with our heavy traffic asphalt technical standard . research further carried out bituminous mixtures testing of ability with zhonghai ah - 70 and esso asphalt
  课题研究选择了中海、茂名和镇海三种国产重交通道路沥青以及shell和esso两种进口沥青，按照我国重交通道路石油沥青的技术标准进行了分析比较。