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瞬变电磁超前探测
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瞬变电磁超前探测
Encyclopedia
理学
矿井瞬变电磁法
释
advance detection by transient electromagnetic methods
瞬变电磁超前探测
利用发射回线源向掘进工作面前方发送一次脉冲电磁场,在发射间歇期间,利用接受线圈观测前方良导体受激励产生的涡旋电流二次感应场,据此预测预报前方含、导水构造等地质异常的矿井瞬变电磁法。
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grassland use right
grassland usufructuary right
grassland utilization
grassland waders
grassland water balance
grassland water consumption
grassland water cycle
grassland water resources
grassland water resources assessment
grassland water saving irrigation
grassland weeds
grassland wildlife
grassland with abundant water resource
grassleaf sweetflag rhizome
grass-livestock interaction
grass-livestock interface
grass machinery
Grassmann
Grassmann algebra
Grassmann coordinate
Grassmann coordinates
Grassmannian
Grassmannian representation
Grassmannian variety
Grassmannian表象
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