值得深思的命题1916年春,第一次世界大战进入关键阶段。为了拿到一项在今天看来并不复杂的技术,几个俄国学者从英国辗转到法国,又重返英国,交出100万英镑,却只拿到这项技术25年的使用权。这个重金难买的“秘密”究竟是什么呢？是“搅拌”。搅拌是生产光学玻璃的关键技术,它可使原料 Worth pondering the proposition Spring of 1916, the first world war entered a crucial stage. In order to get a technology that does not seem complicated today, several Russian scholars from Britain moved to France and returned to Britain to pay £ 1 million, but only got 25 years’ access to this technology. What is the “secret” that is not worth the money? Is “stirring.” Stirring is the key technology for producing optical glass, which enables raw materials