Karman constant
Karman constant 词典解释
形容词[化] 卡曼常数
Karman constant 网络解释
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卡門常數
...卡立夫风 karif | 卡门常数 Karman constant | 卡门涡列 Karman vortex street...
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卡曼常数
...integrating time constant 积分时间常数 | Karman constant 卡曼常数 | level constant 水准仪常数...
Karman constant 双语例句
The results from this equation of Karman constant agree with measured data.
该卡门常数的理论公式与实测资料较为吻合。
The paper based on many achievements at home and abroad is summarized Karman constant research and discussed the issues to need the further study.
本文根据国内外现有资料归纳总结了卡门常数的研究现状，并指出需进一步研究的问题。
Kinetic energy balance and the von Karman constant are reviewed.
图5湍动能 TKE 剖面的计算值随时间的变化规律 Fig。
Some other experimental data, and the field data of the Yangtze River and the Yellow River are utilized to verify the formula of the von Karman constant. It shows that the formula fits all the data well.
经有关实验观测资料和长江、黄河实测资料的检验，表明本文所得公式计算的卡门常数与实验观测资料和野外实测资料的分析值均符合较好。
Based on the dimensional analysis of the influence factors, the relation between the von Karman constant and the non-dimensional influence parameters is derived. The formula of the von Karman constant is validated by adjusting it to fit the experimental data.
基于影响因素的量纲分析，得到了影响挟沙水流卡门常数的无量纲参数的关系式，由水槽实验资料确定出卡门常数的计算公式。
The results indicate that the time-averaged velocity profile accords with that obtained by the modified logarithmic law, that the Karman constant K in the center of the flume is less than that near the wall of the flume, and that, however, the Karman constant decreases with the increase of sediment concentration.
结果表明：在宽深比比较小的明渠中对最大流速点修正的对数公式可以很好地符合实测数据；水槽中心位置的卡门常数要比其边壁附近的小；卡门常数随着含沙量的增加而减小。
Also a theoretical expression for Karman constant in main flow region is given, which considers the Karman constant in main flow region to be associated with sediment concentration and sediment diameter in near bed region.
并给出了主流区卡门常数的理论表达式，认为主流区卡门常数与近底区的泥沙浓度和泥沙粒径有关。
On the basis of the experimental data measured with a LDA system, vertical velocity distributions are well compared for negative and positive gradient of slopes in different hydraulic conditions in an open channel. It`s concluded as follows: With Froude number increase, Karman constant decrease. A unified formula to describe velocity distribution in adverse slope is proposed and well testified. Viscous sublayer thickness and buffer layer scope in adverse slope are both bigger than those in slope.
在分析激光测速试验资料基础上，通过与正坡上流速分布特性比较，发现负坡垂线流速分布中Karman常数相对正坡为小，负坡上的非均匀流粘性底层范围和厚度均大于正坡上的非均匀流粘性底层范围和厚度等；并在试验基础上提出了统一的垂线流速分布公式。
The von Karman constant of sediment-laden flows is one of the important parameters reflecting the influence of sediment movement on the flow structure.
挟沙水流卡门常数是反映泥沙运动对水流结构影响的重要参数之一，本文回顾并讨论了挟沙水流卡门常数的计算公式及其影响因素。
Additionally, by using the numerical examination method, the affects of the factors such as the max velocity u max, the shear velocity u, and Karman constant κ on the location of the maximum turbulence intensity along depth are analyzed.
利用数值实验方法，分析了水流最大流速、摩阻流速及卡曼常数对紊动强度最大值出现位置的影响。
On the logarithmic law and karman's constant
论对数律和Kármán常数
Karman constant
相关单词辨析
constant: 恒久不变的
continual: 多次重复的，不间断的
consist: 由…组成
frequent: 日常的，频繁的
continuous: 不断延伸的，连续不断的，强调中间无间断。如：Everything in the universe undergoes continuous development and change.
continual: 频频的，不停的，时断时续，中间可有间歇。如：Continual smoking is bad for health.
constant: 不断的，表示持续和惯常的重现，往往没有变化。如：He attributes his health to his constant exercise.
consistent: 一致的，符合的。如：His action is always consistent with his words.
这组词都有“不断的，不停的”的意思，其区别是：
continuous: a.不停的，连续不断的，强调中间不停顿。
➤ Our homes and offices need a continuous supply of electricity.
我们的家庭以及办公室需要不间断的供电。
constant: a.不断的，经常的，强调始终如一地经常出现。
➤ Everything in the universe is in constant motion.
宇宙中的万物都在不断地运动。
continual: a.连续不断的；频繁的。表示时断时续的发生。
➤ That dog's barking is a continual annoyance.
那条狗不停地叫，真是烦死人了。
incessant: a.不停的，持续不断的，强调令人厌烦地重复出现，中间有可能有停顿。
➤ Incessant noise makes me appreciate silence.
持续不断的噪声骚扰使我喜欢安静的环境。
这组词都有“忠实的”的意思，其区别是：
loyal: 一般指对祖国、领袖的忠诚或对事业、原则、誓言的忠实，不动摇。
constant: 侧重指思想状态的稳定或信念的坚定，也指爱情或感情等的忠贞不渝。
faithful: 多指对人对事或对诺言、誓言的始终不渝，侧重在任何情况下都绝不改变。
true: 侧重个人感情上的忠实和不动摇。
这组词都有“连续的”的意思，其区别是：
continuous: 语意最强，强调在时间和空间上没有间断。
constant: 多指习惯性的重复和不变的持续。
continual: 强调重复或持续发生，但连续之间允许有间断。
persistent: 普通用词，可指不懈的努力，也可指任何连续不断或重复出现的事物。
successive: 强调事物一个接一个地发生，无间断。