浅矿坑 shallow pits
浅矿床开采 [矿业] drift mining
浅成矿床 supergene deposit
浅色矿物 light-colored mineral ; leucocratic mineral
浅成高温矿床 [地质] xenothermal deposit
浅生矿床 [地质] hypergene
浅孔留矿法 Shallow-hole shrinkage mining ; short-hole shrinkage method
浅议矿业权市场 ON THE MINING RIGHT MARKET
浅部矿产资源 shallow mineral resources
无底柱浅孔留矿采矿法60%。
Short-hole shrinkage method without sill pillar occupies 60%.
依据浅埋煤层矿压显现特征，给出浅埋煤层长壁开采工作面支架合理工作阻力及安全界限的确定方法。
Base on the weighing feature of the shallow coal bed, the specifying method of the support working resistance and safety margin is presented in the shallow coal bed.
大采高液压支架是针对上湾矿煤层浅埋深、薄基岩、厚风积沙等特定地质条件而研制的一种高性能综采液压支架。
The high mining height hydraulic support is designed for the special geologic condition of Shangwan Coal Mine, such as shallow buried depth, thin bed rock and thick aeolian sand.
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