damascus s steel大马士革钢
Damascus Steel and Guilloche大马士革钢和玑镂
Damascus Steel Knives大马士革钢刀使用及保养
Ascent Ti Damascus Steel手机昵称
N(名词) a hard flexible steel with wavy markings caused by forging the metal in strips: used for sword blades (用于制刀剑的)坚韧钢 [history]