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Tender notice for outdoor construction of Qugou primary school in Qugou Town, Yindu District, Anyang City

Scaffolding is a commonly used temporary support structure in construction projects, consisting of steel pipes (48.3 * 3.6), fasteners,

Travel attention! Songzi City this road will be closed construction, detour ahead of time!

Construction progress, keep moving!

Hardbound construction process planning and four modernizations Management (78 pages, with pictures and texts)

The standard three-dimensional diagram for the installation of fastener type steel pipe external scaffolding is understandable to laymen! 44

[guadele] what is putty? What to do if there are problems in putty construction?