...工工艺 缩径 导管堵塞 桩孔偏斜 断桩 [gap=622]Keywords: cast-in-situ bored pile , Construction Technology , hole shrinkage, Catheter jams, Pile bore skewed, Breaking pile ..
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Shallow-hole shrinkage mining 浅孔留矿法
shrinkage hole [木] 收缩孔 ; 缩孔
short hole shrinkage 浅孔留矿
short-hole shrinkage 浅孔留矿法
shallow-hole shrinkage 浅孔留矿法
Deep-hole shrinkage mining 深孔留矿法
Short-hole shrinkage method 浅孔留矿法
short-hole shrinkage mining 浅孔留矿法
short hole shrinkage mining 浅孔留矿采矿法
Short-hole shrinkage method without sill pillar occupies 60%.
无底柱浅孔留矿采矿法60%。
According to the technical mining condition in Hua Changgou Gold Mine, the short hole shrinkage mining was chosen.
根据铧厂沟金矿矿体的开采技术条件，选用了浅孔留矿采矿法回采。
The paper introduced shallow hole shrinkage stoping method that has been used in Baoziwan Gold Mine for many years.
叙述了堡子湾金矿多年来应用浅孔留矿采矿法的生产实践以及对采切工程的改进。
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