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单词
pan head
释义
pan head
pan head
[
′pan ‚hed
]
(design engineering)
The head of a screw or rivet in the shape of a truncated cone.
Acronyms
See
PNH
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prss14
prss17
prss18
prss19
prss20
prss30p
prss6
prss7
prss9
prssa
prssb
prssi
prssl1
prssni
prssv
prst
prst-ab
prstab
prstf
prstper
prsu
prsv
prsvc
prsv-eos
prsvn
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更新时间:2024/9/22 11:24:17