Pozzetto di ispezione in plastica
【中文】以磷石膏改性聚丙烯为原料、米字型加强筋结构设计，绿色环保且承压能力强，用于市政道路及重载区域的排水检查井。
【English】Made of phosphogypsum-modified polypropylene with a cross-shaped ribbed structure, it combines green recycling of solid waste with strong load-bearing capacity for drainage chambers under roads and heavy-load areas.
