This book uses a timeline to describe the process of invention and creation of things that make life more convenient. It also simplifies things and uses easy-to-understand flowcharts to explain how they are made, as well as some scientific knowledge related to them.
本书用一条时间轴为我们描述了那些让生活方便起来的事物发明创造的过程,并化繁为简,用一看就懂的流程图讲解了它们的制作方法,还有和它们有关的科学小常识。
本书用一条时间轴为我们描述了那些让生活方便起来的事物发明创造的过程,并化繁为简,用一看就懂的流程图讲解了它们的制作方法,还有和它们有关的科学小常识。