The final quality control guarantees that the operational parameters of each movement comply with the requirements of the Swiss Official Chronometer Testing Institute (COSC).
最终质量检测可确保每一台机芯的运行参数完全符合瑞士官方天文台认证中心(COSC)的严苛要求。
The final quality control guarantees that the operational parameters of each movement comply with the requirements of the Swiss Official Chronometer Testing Institute (COSC).
最终质量检测可确保每一台机芯的运行参数完全符合瑞士官方天文台认证中心(COSC)的严苛要求。
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