| 单词 | diffusion-transfer process | 
| 释义 | diffusion-transfer process [dǝ¦fyü·zhǝn `tranz·fǝr ´präs·ǝs]  GRAPHIC ARTS Any of several photographic processes for copying documents in which the copy is produced by developing a photographic image, transferring by diffusion the silver salts in undeveloped areas of the receiving paper, and developing the transferred image.  | 
	
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