遗物
先看它在什么时候真的有用
细水长流的引擎件：每拆一件遗物就永久攒 1 层[成长]，鼓励你把多余遗物当燃料烧。拿得越早、能转化的分解次数越多，价值几乎全看入手时机。
带入规划器怎么决定要不要拿
Take it when your current route already produces the dismantle, growth, economy signals. The value comes from repeating that event, not from the item name or rarity alone.
If none of its triggers are happening yet, keep the slot open for a pick that strengthens the engine already on screen.
证据和关联对象
证据标记：Data-backed blueprint。数据按英文名称核对，中文名称只作为查找辅助。