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GB 50497-2009
GB 50497-2009 Technical code for monitoring of building excavation engineering
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Abolished |
| Standard Code | GB 50497-2009 |
| Implement Date | 2009-09-01 |
Price
$ 20.00
Subtotal
$ 20.00
Tax
$ 0.00
Order Total (incl. tax)
$ 20.00