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The highway guardrail board is composed of two corrugated steel guardrail boards and two uprights fixed and clamped between them, and the two uprights are fixed and clamped between the two corrugated steel guardrail boards. When a vehicle collides with it,because the corrugated steel guardrail has good crash resistance and energy absorption, it is not easy to be crashed, and at the same time it can play a good role in protecting the vehicle and the passengers.
