论文部分内容阅读
场景一:身穿肮脏工作服的工人在污秽不堪的庞大冶炼车间里舞动着笨重的工具,挥汗如雨,熊熊烈火映红了他们的脸膛……场景二:科学家将对多种研磨技术进行测试,
Scenario 1: Workers in dirty overalls danced with bulky tools in a filthy, immense smelting plant, sweating and glittering their faces ... Scene 2: Scientists will test a variety of grinding techniques,