用于描线的设备像素的相对高度。

ASPECTY Relative height of a device pixel as used for line drawing.

黑空山居北，相对高度约200米，山体上松林茂密，一派墨绿生机。

Black empty mountain in the north, the relative height of about 200 meters, the mountain pine forest dense, faction dark green life.

因此，利用肩峰相对高度，可推导出一个类型指数L值，作为判断母质类型的新指标。

Therefore, it could develop a new type index (l) for the evaluation of the type of source materials by the relative height of shoulder peak.