人之所以为人,最根本的原因是其通过劳动和思维掌握了认识世界的方法。在这些方法中,计量最为根本。伴随着人类自身的发展,计量科学也在不断发展演进。目前,计量科学已经发展成为一门集理论与实践、自然与社会、法律与科学为一体的综合性基础学科。而人类最初的计量是什么样子呢?一般认为,最早的计量主要依靠人体。 The most fundamental reason why people are human beings is that they have mastered the ways of knowing the world through labor and thinking. Among these methods, measurement is the most fundamental. With the development of mankind itself, econometrics is also evolving. At present, measurement science has developed into a comprehensive basic discipline integrating theory and practice, nature and society, law and science. The first measure of human beings what it is generally believed that the earliest measurement mainly rely on the human body.