根据销售开发公司(VDC)的估计,世界绘图仪市场五年内将增长一倍,1986年达到8亿美元。1981年,市场上滚筒式绘图仪占46.5％,平面式绘图仪占34％(仪器上常用的xy或xt绘图仪属于此类)。混合式绘图仪,其运行原理与滚筒式绘图仪相同,但具有和平面式 According to sales and development company (VDC) estimates, the world plotter market will double in five years and reach 850 million in 1986. In 1981, drum plotters accounted for 46.5% of the market, and flat plotters accounted for 34% (xy or xt plotters commonly used on instruments fall into this category). Hybrid plotter, which operates in the same principle as a drum plotter, but with a flat-type plotter