HB 480-1989
Rectangular base plate (column 300×300) (English Version)
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HB 480-1989
Standard No.
HB 480-1989
Language
Chinese,
Available in English version
Release Date
1989
Published By
Professional Standard - Aviation
Latest
HB 480-1989
HB 480-1989 history
1989
HB 480-1989
Rectangular base plate (column 300×300)
1970
HB 480-1974
Rectangular base plate (column 300×300)
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