CJJ 25-1989
Technical level standard for workers of environmental sanitation (English Version)
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CJJ 25-1989
Standard No.
CJJ 25-1989
Language
Chinese,
Available in English version
Release Date
1989
Published By
Professional Standard - Urban Construction
Status
Withdraw
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CJJ 25-1989
CJJ 25-1989 history
1989
CJJ 25-1989
Technical level standard for workers of environmental sanitation
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