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Trigger on \"is this number physically reasonable\", \"sanity check these units\", \"what regime is this flow in\", or a result that looks off by orders of magnitude.", "summary_zh": "使用 pint 和 uncertainties 跟踪物理单位并在科学计算中传播测量不确定度。用于单位转换和量纲检查、GUM 不确定度预算、A 类和 B 类评定、包含因子和扩展不确定度、蒙特卡洛传播、有效数字和正负号报告、通过曲线拟合的误差传播、CODATA 常数、审计 Python 代码中剥离单位或破坏不确定度传播的问题，以及使用无量纲数群（雷诺数、佩克莱数、达姆科勒数、克努森数、毕奥数、沃默斯利数）、特征尺度（如扩散时间或德拜长度）和观测数量级范围进行数量级合理性检查。触发条件为“这个数字物理上合理吗”、“检查这些单位”、“这个流动处于什么状态”，或结果偏离数量级。", "description_en": "This Agent Skill provides procedural knowledge for tracking physical units and propagating measurement uncertainty in scientific calculations, using the Python libraries pint and uncertainties. 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