线素,技术制图中的一般规定术语,是指不连续线的独立部分,如点、长度不同的画和间隔。 对于无法解出具体解的微分方程,常用画线素场的方法近似确定解的走向。 微分几何学的线素(line elements):ds^2的定义方式
投影关系处理主要解决线素打断与拼接、几何元素投影关系链的建立;
The processing of projection relation mainly resolves the cutting and connecting of elements and the building of the relation list of geometry element projection.
旋转的细菌,在表面形成一层受约束的纤维素线。
The bacteria spin cellulose threads, which bind on the surface forming a layer.
制陶器最重要的工具是工匠们自己的双手,但有时他们也用些别的工具,如绳圈、木模、素线、海绵等。
The most important tools potters use are their own hands; however, they also use wire loop tools, wooden modeling tools, plain wire, and sponges.
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