pˈaʊɚɹ ænd mˈɛdɪkəl ɡˈæs səplˈaɪz ɑːɹ kˈæɹid wɪðˌɪn ðə sˈɪstəm æz wˈɛl æz mˌeɪkɪŋ jˈuːs ʌv ɛkstˈɜːnəl səplˈaɪz; æz ɐvˈeɪləbəl.
Power and medical gas supplies are carried within the system as well as making use of external supplies; as available.