| 摘要 |
The boat has a pressure body provided with a periscope (2), which comprises a viewing window (8), where the periscope is designed as an opto-electronic operating periscope. A pressure cleaning device is provided for cleaning the viewing window. The pressure cleaning device comprises spraying heads (14), which are arranged in an upper area of a tower of the boat. The periscope and the spraying heads are movable relative to each other. The spraying heads are connected with a cleaning agent tank that is arranged in a pressure body, where the tank is designed as a pressure container. |
