Study on Fatigue Crack of 840D Freight Car Wheel Web Hole

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CHEN Lei

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Publication Date：2007-01-01

Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)

Pages：7( 1-7 )

PKUISTIC

ISSN：1673-0291

Year, Vol.(Issue)：2007,31(1)