Studied the annealing institution of 3003-o aluminum alloy strip for drawing is researched, while the chemical composition and casting, hot rolling, the cold rolling, process were determined.

研究了深冲用3003 - o铝合金带材合理的生产工艺，在化学成分和铸造、热轧、冷轧工艺确定的情况下，试验研究成品退火工艺制度。

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Hardness can do 61 — 65hrc maturation process is: annealing, softening after casting machining, machining of air cooling after quenching and low temperature stress tempering.

硬度能做到61——65hrc成熟工艺是：铸造后软化退火，便于加工，加工后空冷淬火加低温去应力回火。

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Aiming at the error between original design and large scale and complex rough casting, a gradient (simulated) annealing algorithm for the best fitting method is presented.

针对大型复杂铸件毛坯与设计原形存在误差，提出了梯度—模拟退火算法来对铸件毛坯进行适配。

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