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锚喷支护,即锚杆、喷射水泥砂浆或喷射混凝土联合支护。自从1935年美国米苏里州“辛脱·特萨席夫·雷特”铅矿公司第一次使用锚杆;1953—1954年瑞士科普朗水电工程第一次使用喷射混凝土以来,锚喷支护的众多优点和广泛使用的情祝逐渐为人们熟悉;并被誉为地下工程最有前途的支护型式和当前采矿三大技术之一。锚喷支护不仅使用于煤炭、冶金、化工等采矿方面,还在铁道、水电、建工及军工等部门获得广泛
Anchor spray support, that is, bolt, jet grouting or shotcrete joint support. Since 1935, the United States, Missouri, “Sint Te Sake Leite” lead mining company for the first time using the anchor; 1953-1954 Copeland Swiss hydropower project for the first time since the use of shotcrete, spray gun branch Many of the advantages and widespread use of care are gradually familiarized by people and are honored as one of the three most promising support types for underground engineering and three of the current mining technologies. Anchor spray support is not only used in coal, metallurgy, chemical and other mining aspects, but also in the railway, hydropower, construction and military sectors such as access to a wide range