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孫家棟：航天科技事業(yè)創(chuàng)新發(fā)展的重要推動者

來源：新華社作者：胡喆荊淮僑發(fā)布：2019-01-12 15:10:40

這是年輕時的孫家棟在工作中。新華社記者楊武敏攝

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責任編輯：孫智英

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