铝合金;
Small craft-Hull constructions and scantlings-Part 3: materials: steel, aluminium alloys, wood, other materials.
小艇.外壳构造和建材尺寸.第3部分: 材料: 钢 、 铝合金 、 木材和其它材料.
Diecasted aluminium alloys he l ll with plastic sprayed surface.
铸铝合金外客,压铸成形,表面喷塑.
Meanwhile, points out the improving measures of quality and the applications of beam welding aluminium alloys.
针对质量问题提出了解决措施,并论述了铝合金激光焊接在国内外的应用.
Technical specification for welding aluminium and aluminium alloys.
铝及铝合金焊接技术规程.
简答网 · 考研英语
简答网 · 高考英语