能够自动制造清单分解出详细的制造材料的代码，譬如: A=2B, B=C+3D....然后能自动推导出A=2C+6D+....，是为了游戏里面计算物品制造的原材料编制的。-Can automatically create a detailed list of decomposition code for the manufacture of materials, such as: A = 2B, B = C+3 D. ... and then automatically derive A = 2C+6 D+...., the game in order to create items inside the calculation of raw materials prepared.