With large icebreaking ships the ratio of propulsion power to displacement can be reduced to around 0.45 to 0.5 kW/t.
Ngenqanawa ezinkulu zolwaphulo-mkhenkce iqhezu lenkqubela phambili yamandla kushenxiso lungehliswa ukuya kutsho ko 0,45 ukuya kuthi ga ku 0,5 kw/t.