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mining blasting
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mining blasting
Encyclopedia
工学
爆炸破碎
释
mining blasting
矿山爆破
爆破技术在矿山生产中的运用。目的是利用炸药在矿岩中爆炸所产生的压缩、松动、破坏及抛掷作用,达到预期工程目的,是矿山采掘作业的主要工序。
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four modernizations synchronization strategy
Four Modernizations (the modernization of agriculture, industry, national defense, and science and technology)
four-momentum
Four Monks
Four Moods
four-muon event
four natures
four natures and five flavours
four Noble Truths
four nonmaleficence
four o'clock family
Four Orthodox Caliphs
Four Pairs of Lovers
Four Person Curling
Four Personnel Bureaus under Board of Civil Off ice
four phase coexistence point
Four Piece Bedding Set
four pillars about annuity, savings and retirement systems
four-place relation
four poets in Yongjia
four-point correlation function
four-point problem
four-point property
four-point track
Four Power Agreement on Berlin
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