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HELP_VARIABLE
CNSORDERNO
Order number
NDMM
Nominal size
mm
NDINCH
Nominal size
英寸
MD
d
mm
D
mm
C
mm
MN
n
mm
MH
h
mm
L
mm
MT
t
mm
D2
mm
H
mm
H1
mm
H2
mm
H3
mm
A
mm
BNS
Bolt & Nut Size
BNN
Bolt & Nut No.
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