单词	upper track
释义	upper track上磁道upper track上磁軌電子計算機名詞
随便看	ammonium fluoride ammonium fluoroborate ammonium fluorogallate ammonium fluorogermanate ammonium fluorophosphate ammonium fluorosilicate ammonium fluosilicate ammonium fluotitanate ammonium fluozirconate ammonium formate ammonium gallium alum ammonium gallium sulfate ammonium gluconate ammonium halide ammonium heptasulphide ammonium hexachloropalladate ammonium hexachloropalladate(iv) ammonium hexachloroplatinate ammonium hexachloroplatinate(iv) ammonium hexafluoroaluminate ammonium hexafluorophosphate ammonium hexafluorosilicate ammonium hydrate ammonium hydrogen carbonate ammonium hydrogen carbonate，ammonium bicarbonate