文档介绍：NASA/TM-2000-210084
Advances in Fatigue and Fracture
Mechanics Analyses for Metallic Aircraft
Structures
J. C. Newman, Jr.
Langley Research Center, Hampton, Virginia
April 2000
The NASA STI Program Office ... in Profile
Since its founding, NASA has been dedicated to · CONFERENCE PUBLICATION. Collected
the advancement of aeronautics and space papers from scientific and technical
science. The NASA Scientific and Technical conferences, symposia, seminars, or other
Information (STI) Program Office plays a key meetings sponsored or co-sponsored by
part in helping NASA maintain this important NASA.
role.
· SPECIAL PUBLICATION. Scientific,
The NASA STI Program Office is operated by technical, or historical information from
Langley Research Center, the lead center for NASA programs, projects, and missions,
NASAÕs scientific and technical information. The often concerned with subjects having
NASA STI Program Office provides access to the substantial public interest.
NASA STI Database, the largest collection of
aeronautical and space science STI in the world. · TECHNICAL TRANSLATION. English-
The Program Office is also NASAÕs institutional language translations of foreign scientific
mechanism for disseminating the results of its and technical material pertinent to NASAÕs
research and development activities. These mission.
results are published by NASA in the NASA STI
Report Series, which includes the following Specialized services plement the STI
report types: Program OfficeÕs diverse offerings include
creating custom thesauri, building customized
· TECHNICAL PUBLICATION. Reports of databases, organizing and publishing research
completed research or a major significant results ... even providing videos.
phase of research that present the results of
NASA programs and include extensive For more information about the NASA STI
data or theoretical analysis. Includes Program Office, see the following:
compilations of significan