沈阳是国家“一五”、“二五”时期建立的全国重工业基地，曾被誉为中国的“工业装备部”。

Shenyang, once known as department of industrial equipment in China, was a heavy industry base developed in the first and second Five-Year Plan.

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本文课题内容来源于总装备部十一五装备预先研究计划项目《长寿命机械连接与高性能紧固件技术研究》。

This article was based on the project "research on the joints that hold long life time and high quality".

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本文课题内容来源于总装备部十一五装备预先研究计划项目《长寿命机械连接与高性能紧固件技术研究》。

This article was based on the project "research on the joints that hold long life time and high quality".

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