| 单词 | deep-etch |
| 释义 | deep-etch [¦dēp `ech] GRAPHIC ARTS The etching of an offset printing plate so that the printing area becomes slightly recessed, thereby leading to sharper definition and longer life on press. METALLURGY Severe etching of a metal surface to reveal gross features, such as abnormal grain size, segregation, or cracks, at magnifications of 10 diameters or less. Also known as macroetching. |
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