wfeng0514

从图片中识别车辆装载率（货车、集装箱）并计算装载百分比。使用当需要分析车辆装载情况、监控运输效率、或进行物流管理时，节约成本，防止空载导致的大量浪费。特殊规则：①车厢关门时装载率为 0% 并红字警告违规操作；②宽度和高度都在 95%±3% 误差范围内时判定为 100% 满载（需提醒深度可能未填充）。

Manipulate PDF documents programmatically. Merge, split, rotate, and watermark PDFs. Extract text and metadata. Handle form filling and encryption/decryption.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.