自然界是多样性的,社会是多样性的,科学是多样性的,化学科学也是多样性的。随着人类认识的进步,这个观念越来越清楚了。最近几个老朋友谈到材料科学和材料工业的发展,都觉得20世纪以来,尤其是近半个世纪,科学技术进步所带来的社会巨大进步,使人们在描述任何一种自然现象时都很难用一种单一的标准来定义或表达了。古老的陶瓷今天带来了超导的希望,在很多地方高分子也绝对代替不了钢铁,钢铁也不能代表多种多样的其他金属,等等。现在是一个多种 Nature is diverse, society is diverse, science is diverse, and chemical science is diverse. With the progress of human understanding, this concept becomes clearer and clearer. When talking about the development of materials science and material industry, most recent friends all think that since the 20th century, especially for nearly half a century, the great social progress brought about by the progress of science and technology has led people to describe any kind of natural phenomenon It is difficult to define or express a single standard. Ancient ceramics today bring the hope of superconducting, in many places the polymer can not absolutely replace the steel, steel can not represent a variety of other metals, and so on. It is a variety now