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单词
pea coal
释义
Pea coal
a size of coal smaller than nut coal.
See also: Pea
pea coal
pea coal
[
′pē ‚kōl
]
(geology)
A size of anthracite that will pass through a ¹³⁄₁₆-inch (20.6-millimeter) round mesh but not through a ⁹⁄₁₆-inch (14.3-millimeter) round mesh.
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rspan
r/spar
rspas
rspb
rspba
rsp-c
rspc
rspca
rspcb
rspcc
rspcf
rspcl
rs-pcr
rspcrd
rsp-d
rspd
rsp (disambiguation)
rspe
rspea
rspec
rspect
rsper
rspf
rspg
rspgb
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更新时间:2026/6/9 9:56:12