计算机绘图[CPD] cpd computer produced drawing: 计算机生成的图画computer drawing: 计算机制图2d computer aided drawing: 二维技算机辅助设计3d computer aided drawing: 三维技算机辅助设计cad computer aided drawing: 计算机辅助制图下载手机词典可随时随地查词查翻译