高分子材料科学与工程的英语是：polymer material science and engineering。
例句：
1.高分子合金是高分子材料科学与工程中十分活跃的研究领域。
The study of polymer alloys is the most active domain in the polymer materials science and engineering.
2.高分子材料的高性能化是高分子材料科学与工程近年来发展的主要方向。
High-performance manufactured polymeric materials are mainly developing tendency in the field of polymeric materials' science and engineering lately.
3.通用塑料高性能化是当前及今后较长一段时间内高分子材料科学与工程领域的重要的研究课题。
Properties improvement of general plastics is one of the important research fields of polymer materials science and engineering at present and in the coming long period of times.
