내항선

Domestic Vessel

내해성

Seaworthiness

내헌공

Seakeeping

내화격벽

Fire Resisting Bulkhead

내화도료

Fire Resisting Paint, Non-Flamable Paint

내화벽돌

Fire Brick

내화시험

Fire-proof(Fire-resisting) Test

내화점토

Fire Clay

냉각공기재킷

Cooling Air Jacket

냉각기

Cooler