She enjoys doing line drawing in her free time.

她喜欢在空闲时间进行线描创作。

He made a beautiful landscape with line drawing.

他用线描画了一幅漂亮的风景画。

Line drawing is a simple yet effective form of art.

线描是一种简单但有效的艺术形式。

Line drawing works usually use only black and white.

线描作品通常只使用黑白两色。

This book teaches you how to master line drawing techniques.

这本书教你如何掌握线描技巧。

A line drawing of this arrangement is shown.

图示是这种排列的管路图.

Interpreting line drawing based on lines ' relations

基于线线关系的正轴测投影线图研究

The plane left a line drawing, in the endless diamond sky.

飞机划过一望无际的钻石天空。

Vellum is a thick tracing paper stock, good for line drawing.

是厚的描图纸，尤其方便用在针笔线图上。

Ing on top of the line drawing and defining shapes only with value.

我们现在是在描画的线条和一些有用的图形上绘制。