演示者和观众都能用鼠标或绘图笔在幻灯片上添加注释。
Both the presenter and the audience can annotate the slides by moving the mouse, and then drawing with the pen.
机器有三个功能头：振动刀切割头、压折线轮和绘图笔。
The machines have the machines have three types of functional heads: vibration cutting head, creasing wheels, V-Cutter, high speed milling Router, with drawing pen.
机器有三个功能头：振动刀切割头、压折线轮和绘图笔。
The machines have The machines have three types of functional heads:vibration cutting head, creasing wheels, V-Cutter, high speed milling Router, with drawing pen.
绘图机是计算机常用的图形输出设备，可以把计算机所生成的样片图用绘图笔或喷墨方式画在绘图纸上保存下来。
The graph plotter is an in common use equipment to output graph, and it can conserve pattern on plot paper which make by computer.
绘图机是计算机常用的图形输出设备，可以把计算机所生成的样片图用绘图笔或喷墨方式画在绘图纸上保存下来。
The graph plotter is an in common use equipment to output graph, and it can conserve pattern on plot paper which make by computer.
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