Effects of melting condition and degassing processes on hydrogen content in magnesium alloy melt were investigated with a self-developed instrument for measuring hydrogen content.
利用自行开发的镁合金定量测氢仪研究了熔化条件和除气工艺对镁熔体含氢量的影响。
Deposition efficiencies and bonding strengths of coatings are higher in the cases of higher spray power and higher H2 flow due to the better melting condition of powders during spray process.
较高的喷涂功率和较大的氢气流量，有助于改善粉末的熔化程度，从而提高涂层的沉积效率和结合强度。
From quality of melting metal, casting condition and casting equipment, the influence factors of crack in aluminium and its alloy slab ingot were analyzed, some suggestion have been drawn out.
从铝及铝合金的熔体质量、铸造条件和铸造设备三个方面，分析了对铝及铝合金扁锭裂纹影响的诸要素，并提出避免裂纹的措施。
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