multi-span solar agricultural greenhouses Structure:Greenhouse at the top of a steel frame structure was silent , with hot dip galvanized steel pipe or glass pipe assembly formed of steel corrosion protection, top of the window perpendicular to the ground.Covered...

multi-span solar agricultural greenhouses Structure:Greenhouse at the top of a steel frame structure was silent , with hot dip galvanized steel pipe or glass pipe assembly formed of steel corrosion protection, top of the window perpendicular to the ground.Covered...

multi-span solar agricultural greenhouses Structure:It is the round arched steel  structure, formed by the assembling of hot dip galvanized steel or glass fiber reinforced plastic anti-corrosion steel pipe, there are manual or electric roll bar type windows on both sides of...