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Uploaded by IPMAAwardOffice on Jan 27, 2011
Award Prize Winner 2009Organization: China Railway Tunnel Group CO.,Ltd (China)Project: Shiziyang Tunnel on Guangzhou-Shenzhen-Hong Kong Express Rail Link
Science & Technology
Standard YouTube License
America should do something like this...
kj762aa 1 year ago
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America should do something like this...
kj762aa 1 year ago