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Why does ANSI sell a document in Chinese?
Any plausible explanation?
GB/T 41051-2021
Full face tunnel boring machine -- Safety requirements of hard rock tunnel boring machine (TEXT OF DOCUMENT IS IN CHINESE)
and it costs $490!
Any ideas?
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://webstore.ansi.org/standards/spc/gb410512021
GB/T 41051-2021 - Full face tunnel boring machine -- Safety requirements of hard rock tunnel boring machine (TEXT OF DOCUMENT IS IN CHINESE)
webstore.ansi.orggb410512021-Full face tunnel boring machine -- Safety requirements of hard rock tunnel boring machine (TEXT OF DOCUMENT IS IN CHINESE)-