After a detailed discussion of the fundamentals ( direct current , alternating current , electronics , and components ) that is understandable to readers with a junior high - level of math and science education , gibilisco then ties in real - world examples to discuss the more advanced concepts 经过详细的讨论后的基本面（直流，交流电，电子产品及元件） ，这是可以理解，以飨读者与初中高层次的数学和科学教育，比里斯科以后，我们的关系在真实世界中的例子来讨论，更先进的概念。
Currently , while the newspapers about stock marketing are varied and competitive , with the absolute majority of newspapers taking special room for the stock marker column to satisfy the demands of the readers , the researches to the stock marketing theories are dragging from the blank in this domain due to the ignorance of it 当前，不仅专门的证券类报纸品种繁多，竞争激烈；而且几乎所有的地方报纸特别是都市报上都开辟了证券专版，以飨读者。然而，相对证券报道的红红火火，日新月异，其相关理论研究却发展缓慢，近似空白。
