... secondary air二次进风(燃烧嘴的) secondary alloy再生合金 secondary and control wiring二次控制线(开关装置的) ...
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Some new secondary phases precipitates after hot deformation. The mechanical properties of the alloy after deformation treatment are improved.
合金在变形处理后有新的第二相析出，且合金的力学性能有很大提高。
The effect of counter-pressure casting parameters on secondary dendrite arm spacing (SDAS)of A357 alloy was studied.
研究了差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
The precipitation process of the secondary phase could be accelerated by cold deformation before aging, which greatly improved the properties of the alloy.
时效前冷变形能大大加快第二相的析出过程，使合金综合性能得到显著提高。
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