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标题:
MIL-S-17917A
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作者:
sigh007
时间:
2012-3-31 17:52:45
标题:
MIL-S-17917A
MIL-S-17917A, MILITARY SPECIFICATION, SANDWICH CONSTRUCTION, ALUMINUM ALLOY FACINGS, BALSA WOOD CORE (9 JUL 1969)., This specification covers the requirements for structural sandwich composites consisting of aluminum alloy facings and balsa wood cores for aircraft structural application.
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