roadway pressure arch.
平巷压力拱
Loose rock zone around roadway.
围岩松动圈
working across over main roadway.
跨大巷采煤
roadway rock of driving along goaf.
沿空掘巷围岩
He began to cross the roadway towards me.
他开始穿过车道向我走来。
semi coal and rock roadway with weak floor
半煤岩软底巷道
Application of roadway driving along next goof
沿空掘巷技术的应用
Application of whole bolting of roadway in wuyang mine
煤巷全锚支护在五阳煤矿的应用
Application of Complete Bolting Support on Rock Roadway
全锚支护在岩巷中的应用
Bolting supports for coal roadway in Beimafang coalmine
北马坊煤矿煤巷锚杆支护
Research on actual mining roadway of roof bolted roadway
锚杆巷道沿空留巷研究
On soft interlayer affecting roadway stabilization in roof.
顶板中软弱夹层对巷道稳定性影响研究
Applications of Bolting with Wire Mesh in Roadway along Goof
锚索锚杆支护在煤层沿空留巷中的应用
Floor Heave Control in Mine Roadway with Flying Ash Grouting
控制巷道底鼓的浮渣注浆法
Bolting support methods of seam roadway along gob and bottom
沿空沿底煤巷锚杆支护技术
They began to build a roadway using very large hollow blocks.
他们开始用大块的中空砖块修建车道。
Exploding technology about long hole blasting in rock roadway
岩巷中深孔爆破技术
Study on Bolting Support of Coal Side in Actual Mining Roadway
回采巷道煤帮锚杆支护技术研究
Application of Radioactive Radon Gas Detecting of Goaf Roadway
氡射气探测采空巷道的应用
Study on bolt supporting parameters of gob side stowed roadway
巷旁充填锚杆支护参数研究
DESIGN METHOD OF BOLT SUPPORT TRACKING ON WHOLE LINE IN ROADWAY
煤巷锚杆支护全线跟踪设计方法
The center tramway portion depresses below the roadway elevation.
中间电车道落低到车行道以下。
The support with bolt and cable is a main way of roadway drivage.
锚杆锚索支护是巷道掘进的一种主要形式。
Study and Application or Strata Destressing Method in Rock Roadway
岩巷卸压法的研究与应用
High Moisture Quick Setting Ash Material for Mine Roadway backfill
高水灰渣速凝材料巷旁充填沿空留巷的试验研究
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