英语语法分析

Different base bitumen are modified with gilsonite, showing the similar tendencies of the performance change.

用岩沥青对不同品牌的基质沥青改性，试验结果表明改性沥青性能有着同样的变化趋势。

When 15% Xinjiang Gilsonite is added, the mixture performance is comparable with that of 8% North America Gilsonite and SBS modified asphalt.

并同SBS改性沥青对比，发现掺量15％的新疆岩沥青改性和掺量8％的北美岩沥青改性，其高温、水稳、疲劳性能达到了SBS改性效果。