[国外标准] BS 8517-1-2009 Security dogs. Code of practice for the use of general purpose security dogs
[国外标准] JIS Z 8517：1999 Ergonomics -- Office work with visual display terminals (VDTs) -- Requirements for d
[国家标准] GB/T 8517-2004 振动桩锤
[国家标准] GB 8517-1987 振动桩锤分类