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三色版 | |
polygr. | process engraving |
印刷 | |
gen. | print; printing |
dril. | press |
environ. | press |
met. | impression |
tech. | impression |
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process engraving | |||
trichromatic edition |
三色版 : 11 phrases in 4 subjects |
Electronics | 1 |
Exhibitions | 1 |
General | 3 |
Polygraphy | 6 |