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.

[EX Q]: Ships that are used solely for feeder purposes will also in future not have speeds in excess of 12 to 15 knots.
[EX A]: Inqanawa zisetyenziselwa ukuba zinike kwaye kwixa elizayo akufuneki zibe nasantya esingaphezulu kweshumi elinesibini ukuya kwishumi elinesihlanu sesantya esibekelweyo senqanawa.

[EX Q]: These must be observed in the construction of ships classed with them.
[EX A]: Oku kufuneka kujongisiswe kulwakhiwo lwenqanawa eyahlulwa kuzo.

[EX Q]: An iridescent coating on iron or steel, usually known as "Mill Scale."
[EX A]:
Umaleko omenyezelayo kwistili okanye kwintsimbi, njengesiqhelo ebizwa njenge``sikali selitye lokusila''.