The components of aluminium-nickel-brass explosion-preventive spring alloy were determined by orthogonal design and the effects of cold-extrusion deformation on alloy function.
采用正交试验，确定了铝镍复杂黄铜防爆弹性合金的化学成分，并试验了冷挤压变形对合金性能的影响。
2
The same seems to be happening with aluminium, lead and nickel.
相同的现象估计也会发生在铝、铅和镍的身上。
3
Like the base metals of copper, aluminium, zinc and nickel, speciality metals are driven by industrial activity.