素描艺术最基本的组成因素就是由点、线、面的结合,任何的素描形式都是由这几个元素组成,无论是具象的素描还是抽象的素描。线是造型中最基础本质的表达,线条本身也具有十分强的抽象性和情感性质,其审美价值也是十分独特的。线条运用方式的不同可以表现出各个作者的不同思想情感。 Sketch art is the most basic component of the combination of point, line, surface, any sketch form is composed of these elements, whether it is a sketch of the concrete or abstract sketch. Line is the expression of the most fundamental essence in modeling, and the line itself has a very strong abstract and emotional nature, and its aesthetic value is also very unique. Different ways of using lines can show the different thoughts and feelings of different authors.