全自动激光切割头高度跟踪系统，自动对焦、反应灵敏、准确。
The cutting head equips with automatic tracking system, focusing automatically, responding quickly and accurately.
该基地伺服自动对焦也有所改善，慢速拍摄对象，在宏观跟踪。
The al servo AF has also improved tracking for slow-moving subjects during macro photography.
该基地伺服自动对焦也有所改善，慢速拍摄对象，在宏观跟踪。
The al servo AF has also improved tracking for slow-moving subjects during macro photography.
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