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by 苗桂芳

ebook

人类历史的发展路程就是对自然的征服史，在人类的发展中，不断的去认识大自然，了解大自然，利用大自然，才有了如此灿烂辉煌的人类社会。但是大自然是绚丽多彩，变幻莫测的。人们所能了解、所能知道、所能利用的往往是很小的一部分。了解征服自然的历程，去更好的认识大自然。