Urban road and bridge engineering construction quality acceptance specification interpretation, attached to download!

Source: Shanghai Road and Bridge Group Co., Ltd   ..

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Link: https://pan.baidu.com/s/1_ Qrvc3axrjmbulsov4vueg extraction code: pybq shared information is purchased, so a small amount of “Guang” is sent from time to time   Please understand! Source: Shanghai Highway Bridge Group Co., Ltd

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statement: the official account.

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