Is the orientation of the diagonal poles of the scaffold for buckle operation zigzag or herringbone?

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Dongxihu urban construction: bid winning information for the construction (second time) of roads around the selo area

These seven railways have entered full-scale construction, and each is very important

Huazhou District bridge construction, ban announcement!

[construction technology] top 10 reasons for hollowing and cracking of plastering and improvement measures!

Practical case of shield construction technology in Tunnel Engineering

[Judicial Interpretation] Reply of the Supreme Law to the suggestions on improving the judicial interpretation of the actual constructors in