GB 21660: The general requirement for environment，safety， identification and marking of shopping plastics bags
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Author:Standardization Administration of China (SAC)
Language:Chinese
Release year:2008
File size:0.47 MB
Language:Chinese
Release year:2008
File size:0.47 MB
Most books are stored in the elastic cloud where traffic is expensive. For this reason, we have a limit on daily download.
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Most books are stored in the elastic cloud where traffic is expensive. For this reason, we have a limit on daily download.
