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被誉为“第四代建材”的化学建材已在我国崭露头角,它的主导产品塑料管、塑料门窗和新型中高档防水材料的全国市场平均占有率已达到5%－10%.
The chemical building materials known as the “fourth-generation building materials” have emerged in China. The average market share of its leading products plastic pipes, plastic doors and windows, and new high-grade waterproof materials has reached 5%-10%.