As a result there will be a large difference between the internal and external temperatures which requires the hull steel to exhibit special properties.
Ngokweziphumo kuza kubakho umahluko phakathi kweqondo lobushushu langaphakathi nangaphandle, eli lifuna isiqu senqanawa sibe yintsimbi eqinileyo ukubonisa iimpawu ezingaqhekekanga.