Copper Bearing Age Hardening Steel 含铜时效钢 Floating Child - bearing Age Women 流动育龄妇女 ..
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copper-bearing age-hardening steel 含铜时效钢
copper-bearing age hardening steel 含铜时效钢
copper bearing age hardening steel
含铜淬火钢
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The microstructure and mechanical properties of a copper bearing age hardening steel were studied.
研究了含铜时效钢焊接热影响区的组织与性能。
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