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RT @Saturnax1: #SubSaturday #Submarines #Naval #Technology
Project 667BDRM Delfin/Delta IV-class SSBN Tula (K-114) on the surface with all 16 missile hatches open.
▶️Note the different shape of the 4 aftmost SLBM hatches no. 13-16.
Here's a short🧵covering this particular design solution:
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