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切割
释义
切割
Encyclopedia
工学
采掘关系
释
cutting
切割
地下采矿中,在已完成开拓和采准工程的矿块里,为获得备采矿量而开辟的自由面和自由空间(拉底和切割槽),并提供大规模回采矿石爆破和放矿空间所必须完成的井巷工程。
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least upper bound
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least-value problem
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leather
leatherback turtle
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leather dyestuff
leatherette
leather fern genus
leather gamrnets
leather hand feeling
leather inspection
leatherleaf Mahonia
leather shaving
leather splitting
Leave at night
leave for west
Leaves Fall in Chang'an
Leaves of Grass
leaves patterns
leave the land but not the native country
leaving group
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