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mine fire control by clay grouting
释义
mine fire control by clay grouting
Encyclopedia
工学
矿内火灾防治
释
mine fire control by clay grouting
灌浆防灭火
将适宜粒度的固体惰性材料与水混合形成两相悬浮液,借助自然压头(压力、压强)或机械压头,沿专设的管路或钻孔压送至煤矿井下用以防火或灭火的技术工艺。
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tea local variety
teal refiner
team
Team 10
tea machinery
team adaptation and coordination training
tea man
tea management machine
team behavior
Team Dance of Brahman
Team Dance of Cailian
Team Dance of Caiyunxian
Team Dance of Daqiuyue
Team Dance of Ertong Ganshengyue
team dance of female disciple
Team Dance of Fengyingyue
Team Dance of Fu Nichang
Team Dance of Ganhuayue
Team Dance of Hunchen Wansuiyue
Team Dance of Jiaren Jianmudan
Team Dance of Jiehong Child
team dance of little child
Team Dance of Paoqiuyue
Team Dance of Pusaman
Team Dance of Pusa Xianxianghua
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