喷铸法和平面流铸法制备的Cu-9Ni-6Sn合金的组织研究
분주법화평면류주법제비적Cu-9Ni-6Sn합금적조직연구
Study on Microstructure of Cu-9Ni-6Sn Alloy Prepared by Injection Casting and Planar Flow Casting
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