By having used computer calculation and illustration of automatic graph plotter to test plenty of space angles, the scheme proved to have the feature of simple, convenient, precision and general.
通过对大量空间角度的自动计算和自动绘图检验，证明了方案具有简便、精确和通用的特点。
2
The image plotter system, based on the laser and inkjet, can meet the requirements of higher precision using raster imaging technology.