double-layer interaction

double-layer interaction DVD-Super Multi Double Layer是什么啊 英语翻译1.TRIM HT ON LENGTH 2DOUBLE LAYER INFINTY RING NO TWIST3SHEER VISCOSE 英语翻译all cartons must be rugged export quality and have at least one double corrugated cardboard layer .请问如何翻译? double double double double double double double double Double double double double double double