轮廓线

A line drawn by a recording instrument, such as a cardiograph.

她在纸画的铅线加描墨水。

Bright areas reveal undeflected or stationary nodal regions while contour lines trace out areas of constant vibrational amplitude.

亮区表示未受偏转的或稳定的波节区而线则描绘出等振幅的区域。

Note that in the image above, the dark outline and true CrossHatch shading have been omitted to clearly illustrate the Perspective Camera projection of the grid texture onto the surface.

在图像方，已被忽略的黑色线和真正的交叉阴影着色，在透视摄像机里显地表格子纹理已投射在表面。