Schematic: Satchel of Copper Bombs物品等级 1拾取后绑定需要工程学（85）"Teaches you how to craft Satchel of Copper Bombs."卖价:10银拍卖行传授Satchel of Copper Bombs专业技能工程学技能提升90时变黄，95时变灰产出1 ×Satchel of Copper Bombs20 ×劣质铜壳炸弹6 ×轻皮4 ×一把螺栓需要铁砧
