Editor’s quotation: This time we are sharing the waterproof construction process manual, which is prepared in detail! Full electronic version direct
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Common equipment and machines for bridge construction (standing structure, prestressed tensioning, etc.) have rich illustrations!
From September 1, the bid registration will be cancelled! Two new construction policies have been implemented!
On May 15, the construction ceremony of Hesheng square was held, and the surprise award was presented to the whole city!
