Ye Ping, deputy director of Taizhou Product Quality Supervision and Inspection Institute, said harmful elements in plastic running tracks may result in diseases.
叶平，台州市产品质量监督检验所副所长表示，塑胶跑道中的有害物质或将导致疾病。
Ye Ping, deputy director of Taizhou Product Quality Supervision and Inspection Institute, said harmful elements in plastic running tracks may result in diseases.
叶平，台州市产品质量监督检验所副所长表示，塑胶跑道中的有害物质或将导致疾病。
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