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Ökonometrie und Unternehmensforschung‘ Econometrics and Operations Researchhttp://image.papertrans.cn/s/image/879427.jpg
纯朴
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Strategy for R&D: Studies in the Microeconomics of Development978-3-642-46095-1Series ISSN 0078-3390
Salivary-Gland
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赏心悦目
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Textbook 1967a given engine, the decision to use the engine was made when the engine was in the final stages of develop ment. (In the case of the J -57, J-79, andJ-75 this is true of nearly all the aircraft listed. ) No Jist extends beyond 1956. Summary For an engine developed independently of an airframe the d
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