绞车操纵维修方便、安全可靠、适合于中小型矿山使用。
The hoisting gear is easy to control and maintain, safe and reliable, suitable for middle and small mines.
新浦磷矿为一水文地质条件较复杂，海淤、流砂威胁井下开采的中小型矿山。
Xinpu Phosphate Mine, medium and small-sized, features Complicated hydrogeological conditions and Marine sludge and heaving sand menacing underground operation.
四川省的中小型矿山多，环境现状影响因素多，影响范围大，严重影响了当地群众的生产生活。
Middle-size and small-size mines in Sichuan as well as complex environmental influence factors have seriously affected the local people's life and production.
高台段深孔孔内微差爆破技术在我国的首次应用，为中小型石灰石矿山高台段开采提供了切实可行的方法。
Millisecond delay technology of high step and deep hole is the first application in China, it offers a realistic method for high step exploitation of middle and small scale limestone mine.
目前在大型矿山选矿厂及中小型选矿厂得到广泛应用。
At present in large mine concentrator and small and medium-sized concentrator is widely used.
金- 0.4型电动铲运机的研制成功，为我国中小型井下矿山采掘作业提供了较理想的无轨机械化设备。
The successful development of Jin-0.4 electric LHD has provided ideal trackless mechanized equipment for the extraction in China's small-and medium sized underground mines.
金- 0.4型电动铲运机的研制成功，为我国中小型井下矿山采掘作业提供了较理想的无轨机械化设备。
The successful development of Jin-0.4 electric LHD has provided ideal trackless mechanized equipment for the extraction in China's small-and medium sized underground mines.
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