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单词
longwall system
释义
longwall system
longwall system
[
′lȯŋ‚wȯl ‚sis·təm
]
(mining engineering)
A method of mining in which the faces are advanced from the shaft toward the boundary, and the roof is allowed to cave in behind the miners as work progresses.
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unforeboding
unforeknowable
unforeknown
unforesee
unforeseeable
unforeseeablely
unforeseeable plaintiff
unforeseeing
unforeseen
unforeseen circumstances excepted
unforesightful
unforesightfully
unforeskinned
unforested
tcau
tcaug
tcaup
tcauw
tcav
tcaw
tcawg
tcb
tcba
tcbap
tcbb
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更新时间:2026/6/24 13:02:20