magnesium ions镁离子magnesiumn.镁magnesium-zinc corrosion control镁-锌防腐magnesium felwosilicon nodularizer硅铁镁球化剂magnesium sulphuricum effervescens[医] 泡腾硫酸镁, 泡腾泻盐magnesium ammonium phosphate stone磷酸镁铵结石Magnesium dodecylbenzenesulphonate十二烷基苯磺酸镁magnesium bromide diisopropylamide二异丙氨基溴化镁magnesium-manganese-zinc alloy镁锰锌合金magnesium-aluminum system alloys镁-铝合金系magnesium-aluminium hydrotalcite镁铝水滑石magnesium-containing cored wires镁包芯线