论文部分内容阅读
《激光》一共有七个自然段,第一自然段讲激光的特点,第二至第七自然段分别说明激光在军事、工业、医学、测量及其它方面的应用。很明显,这篇课文应分作两部分:第一自然段为第一部分,第二至第七自然段组成第二部分。根据激光在不同方面的应用,第二部分又可分为五层。而《教参》却将课文分为四段。这种分法不能正确揭示文章结构,
The Laser has a total of seven natural sections, the first one emphasizes the characteristics of lasers, and the second through seventh sections show the applications of lasers in military, industrial, medical, measurement and other fields respectively. Obviously, this lesson should be divided into two parts: the first one is the first part and the second to the seventh one are the second part. According to the application of laser in different aspects, the second part can be divided into five layers. The “teaching” but the text is divided into four sections. This method can not correctly reveal the article structure,