description | 北京清大农研科技有限公司,专业生产加气砖设备,水泥发泡机,加气块设备,免蒸加气块设备,提供最新配方技术,公司集科贸、生产于一身,专业从事农村能源再生利用、农村新材料和新技术的研制开发、相关配套设备制造、销售 |
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update time | 2020-06-08 13:58:39 |
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