UNDERWATER DEFENCES (NAVAL WARFARE)
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BTWAR AT SEA + NAVAL WARFARE + NAVAL OPERATIONS, MILITARY
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UDC355,202.8
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Descriptor GERUNTERWASSERVERTEIDIGUNG (SEEKRIEGSFÜHRUNG)
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Descriptor ENGUNDERWATER DEFENCES (NAVAL WARFARE)
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Descriptor FREDÉFENSE SOUS-MARINE (GUERRE NAVALE)
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Variant GERVERTEIDIGUNG/UNTERWASSERVERTEIDIGUNG (SEEKRIEGSFÜHRUNG)
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Variant ENGDEFENCES/UNDERWATER DEFENCES (NAVAL WARFARE)
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RTMINES (WEAPON TECHNOLOGY)
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RTTORPEDOES (MILITARY NAVAL ENGINEERING)