从理论上分析服装笔式绘图仪横梁变形原因，以减小绘图误差。
Analyses the reason of apparel pen plotter distortion in theory to reduce the plot error.
此方法大大减小了工件加工时的双曲线误差，实现了各种成形车刀的自动绘图，提高了设计速度和绘图质量。
By using this method, automatic drawing is realized in designing different form turning tools which minimizes the hyperbolic error, increases the design speed and improves drawing quality.
计算了喷墨绘图仪喷头的实际灰度，并基于这个实际灰度，改进了误差扩散方法和半色调技术。
On the basis of calculated actual grey, a modified error diffusion and halftone technique are researched.
为了控制绘图仪的累积误差，在绘制过程中，采用了坐标原点法，使累积误差减至最低限度。
In the process of drawing isogram the coordinates-origin method is used to control the cumulative errors of plotter and decrease them to the least.
长期以来人们一直采用绘图法确定双层土壤参数，然而这种方法对复杂的土壤结构误差较大，且较难实施。
Graphical method has been used to determine two layer soil parameters, but it is more difficult and the results obtamed are less accurate when the actual soil construct is complex.
长期以来人们一直采用绘图法确定双层土壤参数，然而这种方法对复杂的土壤结构误差较大，且较难实施。
Graphical method has been used to determine two layer soil parameters, but it is more difficult and the results obtamed are less accurate when the actual soil construct is complex.
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