运输对生产过程所做的最大贡献就是通过制造厂所能达到的市场范围，鼓励采用效率更高的、更大规模的生产技术。
【正确答案】：The most important contribution that transportation has made to the production process is that, by widening the market areas that a producer can reach, it has encouraged the introduction of more efficient, larger-scale production techniques.
