**Highly recommend to use Repair Team/Goddess on Submarine for passing rate
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**Highly recommend to use {{EmergencyRepair}} {{EquipmentLink|Emergency Repair Personnel|Emergency Repair Goddess|text=Repair Personnel|link_category=Repair Personnels}} on the Submarine to increase the passing rate.
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* Bringing an [[AACI]] capable ship is recommended to pass through the air node.
* Bringing an [[AACI]] capable ship is recommended to pass through the air node.