Unit 4

The unit 4 talks about the phases to build the ship

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Unit 4 作者: Mind Map: Unit 4

1. Where are ship built?

1.1. In the shipyards

1.1.1. In slipways

1.1.1.1. then, Outfitting piers

1.1.2. Dry doks

2. Drawing the ship's design

2.1. Naval Architects

2.1.1. approve of a classification society

2.2. Design departement

3. Building step

3.1. 1) the keel

3.1.1. 2) the bottom

3.1.1.1. 3) the amidship portions of the vessel are advaced than the structure

3.1.1.1.1. 4) the test of bottom

4. Launching and completing the ship

4.1. The ship is launched

4.1.1. the vessel is towed to the outfitting pier

5. How are ship built?

5.1. Hull of angular steel section

5.1.1. T-shaped

5.1.1.1. combined with steel plates

5.1.2. L-shaped

5.2. Sistem are used for building

5.2.1. Longitudinal framing

5.2.2. Combination system

6. Structual elements of the hull

6.1. keel

6.1.1. is a longitudinal structural

6.2. frames

6.2.1. attached to the keel

6.3. beams and bulkheads

6.4. stem

6.4.1. is the structural member forming the bow

6.5. stern post

6.5.1. is a vertical piece coming from the keel to the mian deck