In this thesis,the effect of combined electromagnetic stirring and Ce,Sr,Ca on microstructure and performance of AZ91 magnesium alloy,which is the most widely used magnesium alloy,was studied. As well as grain refinement mechanism of alloys was discussed.
本文以目前使用最广泛的AZ91镁合金为对象,研究了电磁搅拌和合金元素Ce、Sr、Ca的复合作用对其显微组织及性能的影响,并对其组织细化机理进行了探讨。
参考来源 - 电磁搅拌下AZ91镁合金的显微组织与性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
研究了冻融与磨耗复合作用下的混凝土耐久性能。
The concrete durability under the compound action of freeze-thaw and abrasion is studied.
在汽泡爆破冲击力及射流的复合作用下，导致材料受损。
The compound action of bubble blast and jet fluid results in material damage.
研究了硼与稀土在改善铝导体导电性方面的复合作用问题。
Studied the compound effect that boron and rare-earth improved the electric conductivity.
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