duct n. 1.(传送液体、气体、电线、电话线等的)管道,管子 2.(人体或植物体内输送液体的)管,导管 friction n. 1.[U]摩擦;摩擦力 2.[C,U]不和,争执 loss n. 1.丧失;遗失 2.损耗,亏损 3.(某人离开或珍贵物品被取走造成的)损失;因离去而造成损失者 4.去世;逝世 5.损失;丢失 6.损失物 7.损失...
网络释义 1. 风道摩擦损失 船舶词汇 12001... ... duct design== 风道设计 112.duct friction loss==风道摩擦损失113. duct grouting== 导管灌浆 114. ... www.docin.com|基于3个网页
duct friction loss 风道摩擦损失 gas friction loss 气体摩擦耗 loss due to friction 摩擦损失 mechanical friction loss 机械摩擦损失 相似单词 transition n.[C,U] 1.[transition (from sth) (to sth) ]过渡;转变;变迁 friction n. 1.[U]摩擦;摩擦力 2.[C,U]不和,争执 section n.[C] 1...
网络管道摩擦损失 网络释义 1. 管道摩擦损失 汉英公路科技名词 -... ... 管道灌浆||duct grouting管道摩擦损失||loss due to duct friction管道排水||pipe drainage ... blog.163.com|基于3个网页
3.Compiling and application of the Calculator table of friction loss in air duct《通风管道沿程阻力计算选用表》编制及设计应用 4.Friction index: close to galvanized iron duct.沿程摩阻系数:沿程摩阻系数接近镀锌铁皮风管。 5.Theoretical Research of the Pile s Negative Friction along Pile s Depth;...
3.Friction index: close to galvanized iron duct.沿程摩阻系数:沿程摩阻系数接近镀锌铁皮风管。 4.drag coefficient牵引系数,阻力系数 5.blade profile drag coefficient桨叶剖面阻力系数,叶型阻力系数 6.Compiling and application of the Calculator table of friction loss in air duct《通风管道沿程阻力计算选用...
Conversion between fluid head loss in feet (meter) and (pressure drop) friction loss in psi (bar), any fluid (with specified units for ρ and standard value of g): (4-16)Frictionloss(pressuredrop),lb/in.2,ΔPf=h1ρ144 (4-17)Frictionloss(pressuredrop,bar),ΔPf=h1ρ10,200 (4-18...
Air Ducts - Friction Loss Diagram Sponsored Links Friction loss (head loss) in standard air ducts: Download and print Air Ductwork - Head Loss vs. Air Flow and Duct Diameter Chart The diagram is based on standard air 0.075 lb/ft3 in clean round galvanized metal ducts. 1 inch water = ...
Dougherty, RE., has at least two errors.rnFirst, the article says that "duct friction and fitting dynamic losses...will make up the external static pressure on the air-handling unit." The ASHRAE Handbook says, "An energy loss in a duct system can be defined only as a total pressure ...
Colebrook Friction Loss Formula for Round Ducts In the region of laminar flow (Reynolds numbers less than 2300),the friction factor is a function of Reynolds number only. For completely turbulent flow (fully rough), the friction factor depends on duct surface roughness and internal protuberances ...