研究火焰切割机数控系统软件的功能设计。
Research the numerical control system software functional design of flame cutter.
火焰探测系统是用来保护人员和设备安全的装置。
The fire detection system is a safety device for protection of personnel and facility.
火焰探测系统是用来保护人员和设备安全的装置。
The fire detection system is a safety device for protection of personnel and facility.
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