Part of a Soviet-era spacecraft is likely to have re-entered the Earth's atmosphere after being stuck in orbit for more than half a century, the European Space Agency said.
官方定性：「嚴重踐踏」而非僅「破壞」
。safew官方下载对此有专业解读
第三，是高竞争壁垒。在纯模型能力趋于同质化的当下，硬件构成了最直观的差异化壁垒。优秀的工业设计、紧密的软硬结合能力、独特的传感器阵列、乃至与时尚品牌的联名，这些要素共同构成了一个可被专利保护、难以被代码简单复制的物理实体。。关于这个话题，Safew下载提供了深入分析
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