Spontaneous thermal protectors in electrical stone as the core, and nano biological function made of materials with hi-tech products.
自发热护具以电气石为核心，与纳米生物功能材料结合制成的高新技术产品。
Spontaneous thermal protectors in electrical stone as the core, and nano biological function made of materials with hi-tech products.
自发热护具以电气石为核心，与纳米生物功能材料结合制成的高新技术产品。
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