Isbn: 9787543950894 - library of science campus scientific experiments: tools and machinery of scientific experiments (1 Ergebnisse)

paperback. Zustand: New. Paperback Pages Number: 141 Language: Chinese. Two words when you hear the tools and machinery. you would first think of what? Pliers. wrench. or the machine tool factory and construction sites on the mixer? These things absolutely belong to the scope of tools and machinery. In addition. however. life is full of tools and machinery figure. not only in the industrial and construction sectors. but also in everyday life. It is a variety of tools and machinery to make our life convenient. efficie. …