Nonferrous materials have a base metal other than iron and include aluminum, magnesium, zinc, lead, bismuth, copper, and a variety of alloys.
有色金属材料以不是铁的金属为基材，包括铝，镁，锌，铅，铋，铜和很多合金。
Chemical conversion treatment on face of magnesium alloys can improve its corrosion resistance and provide a better base for following painting: electroplating, electroless chemical plating, etc.
镁合金表面化学转化处理可以提高镁合金耐蚀性并为其后的涂层、电镀层、化学镀层等保护提供良好基底。
In the base of the flow stress model of AZ31, finite element analysis software DEFORM was used to research the drawing of the notebook PC case with magnesium alloy AZ31 sheet.
在材料模型的基础上，利用DEFORM有限元软件对AZ 31变形镁合金板温拉深笔记本外壳实验做了模拟。
The chemical base for the bisulfite can be ionic calcium, magnesium, sodium or ammonium, Sulfite pulping can be carried out over a wide range of PH.
亚硫酸氢盐里的钙离子，镁离子，钠离子，铵根离子等化学基可以电离。
The invention relates to a magnesium or magnesium alloy surface hot-dip tinning or tin base alloy method, belonging to the magnesium alloy surface treatment field.
本发明涉及一种镁或镁合金表面热浸镀锡及锡基合金的方法，属于镁合金表面处理领域。
A variety of chromium-magnesium-containing casting materials for furnace lings were fabricated by adding chrome powder to magnesia-base reactory materials.
本次试验以烧结镁砂为主原料，加入铬绿微粉，从而制备出多种配方的镁铬质浇注料。
The rare-earth-magnesium-calcium alloy is a compacted agent more suitable for high sulfur base gray iron in cupola.
稀土镁钙合金是比较适合于冲天炉高硫铁水使用的蠕化剂。
The film can be used as magnesium alloy protective layer and other coating foundation base.
该膜层可单独作为镁合金的防护层，也可作为其它涂层基底。
The film can be used as magnesium alloy protective layer and other coating foundation base.
该膜层可单独作为镁合金的防护层，也可作为其它涂层基底。
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