Njengasembonini yezimoto, insimbi ne-aluminium yizinto ezihamba phambili ezisetshenziswa ekwakhiweni kwezindikimba zezitimela, okuhlanganisa amabhodi aseceleni esitimela, uphahla, amaphaneli aphansi nama-cant rails, axhuma iphansi lesitimela nodonga oluseceleni.I-Aluminium ihlinzeka ngenani lezinzuzo ku-high-speed t...
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