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darcy number 1
释义
Darcy number 1
Darcy number 1
[
′där·sē ‚nəm·bər ′wən
]
(fluid mechanics)
A dimensionless group, equal to four times the Fanning friction factor. Symbolized
Da
1
. Also known as Darcy-Weisbach coefficient; resistance coefficient 2.
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更新时间:2026/8/29 7:46:08