Παραγωγή και κατασκευή γέφυρας Bailey τύπου 321 (24m μήκος, 4m πλάτος) στο Qinghai

Άλλα Βίντεο
September 11, 2025
Video Description:
Discover the modular portable steel bridges for sale, featuring Q345B main steel truss construction. Ideal for rapid deployment, these bridges offer high load-bearing capacity, durability, and corrosion resistance. Perfect for emergency and temporary bridge needs.
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