On the surface, they looked more like patrol boats with their two funnels and big conning tower.
Ngaphandle , zazikhangeleka kakhulu njengezikhephe ezijikeleza zigadile ngezazo ezimbini iifanela nenkulu indawo yokukopola ngaphezulu kwenkwili inemibhobho nezipili zakubobonke into esendleleni .