translate English to French: Hard-copy versions must be printed on glossy paper, and photographs arranged in groups should be trimmed and mounted on thin flexible white bristol board with no space, except a thin white line, between them.
En effet, la reproduction de ces documents cause souvent des moirures, c’est-à-dire un effet visuel indésirable résultant du rebalayage ou du retramage d’une illustration formée de points.