Rising and falling have safety alarm device.
上升下降有提示报警安全装置。
Safety device: Machine stop at abnormal air pressure, Heating pipe disconnection alarm.
安全装置：机器停在异常气压，加热管断线报警。
Alarm testing and safety device testing of M/E.
主机报警和安全装置试验。
Alarm and safety device testing of main diesel generator.
主柴油发电机运转试验。
Alarm and safety device testing of main diesel generator.
主柴油发电机运转试验。
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