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单词
alluvial mining
释义
alluvial mining
[ǝ`lüv·ē·ǝl `mīn·iŋ]
MINING ENGINEERING
The exploitation of alluvial deposits by dredging, hydraulicking, or drift mining.
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hoist
hoist back-out switch
hoist cable
hoist frame
hoist hook
hoisting
hoisting compartment
hoisting cycle
hoisting drum
hoisting machine
hoisting power
hoistman
hoist operator
hoist overspeed device
hoist overwind device
hoist slack-brake switch
hoist tower
hoistway
hoja blanca
holandric trait
holarctic zoogeographic region
Holasteridae
Holasteroida
holcodont
hold
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