预合金化胎体的烧结保温时间有一门槛值。
There was a threshold time for the sintering of partial prealloyed saw segment.
布鲁斯表示主要高速钢粉末冶金过程是:加入了预合金化冶炼高速钢成分粉末,经过感应炉熔化,然后气体喷雾造粒制作而成。
Bruce said the main high-speed steel powder metallurgy process: Add a pre-alloyed powder metallurgical high speed steel components, induction-melting furnace, and then made the gas spray granulation.
本文讨论了铝合金预形热变处理的强韧化机制。
In this paper the toughening mechanism of aluminium alloys after PTMT is discussed.
本文讨论了铝合金预形热变处理的强韧化机制。
In this paper the toughening mechanism of aluminium alloys after PTMT is discussed.
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