Given the task definition and input, reply with output. In this task, you are given a sentence or phrase in English. You must translate it to Xhosa in a way that is equivalent in terms of meaning and grammatically correct.

A container ship having only three times the dead-weight, but that is to have a speed of 30 knots, requires a propulsion plant capable of developing 85,000 kW.
Inqanawa yesikhongozeli enamalunga nobunzima obuphinda-phindwe kathathu, kodwa le nto ibangela ukube nesantya esimgamashumi amathathu zomlinganiselo wesantya seenqanawa, sifuna ukufakwa isihambisi esikwaziyo ukuvelisa amashumi asibhozo anesihlanu amawaka eekilowathi.