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矿床地下开拓
释义
矿床地下开拓
Encyclopedia
工学
矿床地下开拓
释
underground mine development
矿床地下开拓
为开发地下矿床,从地表向地下掘进一系列井巷通达矿体,使地表与矿床之间形成一条完整的运输、提升、通风、排水、动力供应等生产服务系统的地下工程。简称矿床开拓。
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bypass flue
bypassing
bypass ratio
bypass transition
by-pass valve
bypass with displaced great saphenous vein
by-product gas
byproduct of biodiesel
by-products of drug production testing
by-products of steelmaking
Byrd crater
by-reaction
Byrnes Isidori normal form
Byrnes-Isidori normal form
Byron
Byron Bay
Byron Janis
by-side-machine gear measurement
B-Y signal
bysma
byssinosis
byssus
bystander effect
bystander intervention model
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