Submarines
MBT
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Introduction
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Revisions
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Overall Compartments
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Side View
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MBT
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Variable Ballast
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Drive Systems
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Motors/Gen
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Main Engines
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Maneuvering
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Ventilation System
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Ventilation System
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Batteries
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GUPPY
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Sonar
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Diving
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Links
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Fixed Main Ballast System. These tanks are used either completely full or empty. The Fuel Oil Ballast Tanks are used to compensate for burning of fuel. | ||||