火线端口 FireWire port port ; FireWire ports ; FireWire port

顶端淬火 end quenching ; end hardening ; Stirnabschrecken ; JOMINY

尖端火花隙 point spark gap

极端火占师专精 Arrant Pyromancer Focus

极端火占师箴言 Arrant Pyromancer Lore

极端火险 extreme fire danger

轨端淬火机 rail-end-hardening machine ; rail end hardening machine

末端淬火试验 jominy end quench test