Mots-clés
occupational diseases
mining
helth&safety
raising method
undrground mining
raise boring
railway trains
trolly wire locomotive
locomotives
battery locomotive
uses of theodolites
theodolites
active tratment
amd
acid mine drainage
algebraic and transcendental equation
finding roots
numerical analysis
iteration method
electrical engg.
op amplifier
types of vernier scale
vernier scale
mining issue problems
challenges in mining
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