是他。
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送交者: Amsel 于 2007-09-12, 18:11:18:
回答: http://www.mri.psu.edu/faculty/rr.asp 由 丁叮 于 2007-09-12, 17:50:59:
“He earned a Ph.D. in ceramics at Penn State in 1948, and became an American citizen in 1961. He had a long career at Penn State in geochemistry and materials science. ”
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