optimize the whole car frame, with superstrength loading.
咤市场二十余年的东风变速器
车桥;
optimize the whole car frame, with superstrength loading.
咤市场二十余年的东风变速器
车桥;
Abstract In this paper,the hardening and tempering treatment as well as the mechanical properties has been studied after the superstrength steel D6AC welded with another steel.
研究了D6AC超高强度钢与异种钢材焊后调质处理力学性能。
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