英语翻译接上：腾冲火山石的特点是孔隙多、质量轻、强

英语翻译接上：腾冲火山石的特点是孔隙多、质量轻、强度高、保温、隔热、吸音、防火、耐酸碱、耐腐蚀,且无污染、无放射性等,是

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This is a volcanic rock in Tengchong County,Yunnan,Tengchong,Yunnan Province is domestic only volcanic rock origin.Tengchong volcanic rock is characterized by pores,light weight,high strength,insulati...