阻剂：用来选择性保护某图形区域免受蚀刻剂，焊料或电镀影响的涂层材料。
Resist: coating material used to mask or to protect selected areas of a pattern from the action of an etchant solder or plating.
早期爱斯基摩人将海象牙制作不同的实用物品，如桶柄、鱼叉柄和针盒等。他们在这些物品上蚀刻由细线条组成几何或弯曲优美的图形。
The early Inuit (Eskimos) produced such utilitarian objects as harpoon shafts and bucket handles out of ivory and often etched them with geometric or curving patterns. See also scrimshaw.
介绍了激光蚀刻、书写设备中的图形输入方法，着重讨论了图像预处理、直线段识别和圆弧识别的数学方法。
The method for the graphic input in a laser-induced thermal etching system and writing device is described.
介绍了激光蚀刻、书写设备中的图形输入方法，着重讨论了图像预处理、直线段识别和圆弧识别的数学方法。
The method for the graphic input in a laser-induced thermal etching system and writing device is described.
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