| 释义 |
ColebrookeBNC⁴⁹⁷⁸¹
基本例句
n.科尔布鲁克¹⁰⁰
Snow blankets a farm in Colebrook, New Hampshire, along the slopes of the Connecticut River Valley.在新罕布什尔州的科尔布鲁克，大雪像毯子一样覆盖了沿康涅狄格河谷的斜坡一个农场。
Turbulent transition zone is the main zone of trangportating oil products in pipeline, and its basic friction factor formula is Colebrook formula.紊流混合摩擦区是成品油管输的基本流区,其摩阻因数的基准公式为科尔布鲁克公式,国标采用十分近似、容易计算的哈兰德公式。
According to the results of calculation and analysis,Colebrook formula is considered as a accurate formula,and approximate formulae only can be made rough calculation and mathematical analysis.计算和分析结果表明:科尔布鲁克公式是紊流混摩区的较准确的计算公式,近似公式只适用于粗略的计算和数学分析。
Keywords long-distance pipeline;pipe-friction head loss;Colebrook's formula;experimental research;长输管道;水力摩阻;科尔布鲁克公式;实验研究; |