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Beijing-Shanghai high speed, sea-, steel structure of bridge across the River, highway guardrails in steel consumption, toll station, traffic signs, no less.

Beijing and Shanghai high speed, the cross sea, the cross river bridge use the steel structure, in the highway guard rail, the toll station, the traffic signal steel structure amount used also many.

Beijing-Shanghai high-speed, across seas, river bridge used in the steel structure, highway guard rails, charging stations, traffic signs are also a lot of steel consumption.

Beijing-Shanghai high speed, sea-, steel structure of bridge across the River, highway guardrails in steel consumption, toll station, traffic signs, no less.