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  fiberglass ceiling tiles are a kind of high-performance building material, which are made of materials such as rock wool, glass fiber and synthetic resin. It has a variety of excellent properties such as fire resistance, sound insulation, heat preservation and weather resistance, and is widely used in building walls, roofs, floors, pipes, air ducts and other fields. I. Fire Resistance performance: ...

  With the increase in the capacity of photovoltaic power stations, in many places, due to consumption reasons, newly installed photovoltaic systems are not allowed to be fed into the power grid. When the photovoltaic power exceeds the load power, the excess part can only be wasted, which will reduce the power station's revenue. If the time is long and the wasted power is large, it may have no investment value. Installing anti-backflow and energy storage devices can not only reduce the power ...