但由于镁的化学性质活泼，非常容易氧化、燃烧，导致镁合金无法在大气条件下直接进行熔炼和浇注。
Since its chemical character is very active, Mg alloy is prone to oxidation and burning, which makes it impossible to be melted and cast in air.
反射炉熔炼铝合金时，熔损与熔池几何尺寸、熔体氧化膜性质、熔炼工艺及操作等因素有关。
The melting loss has relations with size of melting bath, oxidation film property of melting charge, melting process and melting operation, etc, during melting aluminium alloy in reflecting frunace.
由工业控制计算机实现的浸没熔炼过程控制系统能有效地控制炉内的氧化还原性气氛。
The control system for the sirosmelt furnace process which implemented by industrial control computer can control the atmosphere of oxidizing-reducing process in the furnace effectively.
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