sludge hole

English

Noun

sludge hole (plural sludge holes)

The hand-hole, or manhole, in a steam boiler, by means of which sediment can be removed.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for sludge hole under sludge in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913)

单词	sludge hole
释义	sludge hole English Noun sludge hole (plural sludge holes) The hand-hole, or manhole, in a steam boiler, by means of which sediment can be removed. Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing. (See the entry for sludge hole under sludge in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913)
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