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- Reynolds number effects on Strouhal number are very important in the study on Reynolds number of bridge decks. 斯特罗哈数的雷诺数效应是桥梁断面雷诺数效应研究中的一个重要问题。
- On the basis of a large number of experimental data, a universal equation for gas-liquid Strouhal number are obtained. 通过实验;分析了三角形柱体在水平管的气液两相流中;发生气液两相涡街时;气液两相斯特罗哈数的变化规律;得出了气液两相斯特罗哈数的通用关系式.
- On the basis of a huge quantity of measured data obtained is a universal relation of the gas-liquid Strouhal number for the above-cited case. 在测得大量数据的基础上，得出了此时气液两相斯托拉赫数的通用关系式。
- Results show that the two-phase Strouhal number is a variable and is influenced by void fraction, body size and flow rate etc . 研究表明,气液两相斯特罗哈数在两相工况下为一变数,与来流截面含气率、涡街发生体的迎流面宽度、来流流速等因素有关;
- Results show that the two-phase Strouhal number is a variable and is affected by void fraction, body size and flow rate etc. 结果表明，气液两相斯特罗哈数在两相工况下为一变数，在来流截面含气率小于10%25时，与来流截面含气率、涡街发生体的迎流面宽度、来流流速等因素有关；
- Occurring in gas-liquid two-phase vortex street, the the rule of gas-liquid two-phase Strouhal number are studied in gas-liquid two-phase flow. 在气液两相流中,研究了发生气液两相涡街时,气液两相斯特罗哈数的变化规律。
- In this paper, the Strouhal number of the triangle cylinder, occurring in gas-liquid vortex street (the Karmen vortex street), are studied experimentally in horizontal gas-liquid flow. 摘要研究气液两相斯特罗哈数，可为利用气液两相涡街特性测量气液两相流量与组分开辟一种新方法，也可开发出适用于气液两相流体流量等参数测量的新仪表。
- Tested and studied in this paper is the variation relationship of gas liquid two phase Strouhal number when a gas liquid two phase vortex street occurs for two types of T shaped cylinder in a vertically upward gas liquid flow. 试验研究了两种规格的T形柱体在垂直上升气液两相流中发生气液两相涡街时，气液两相斯托拉赫数的变化规律。
- For these sorts of the bodies, the present computation gives the average drag coefficients, the Strouhal number is related to the shedding frequency of the separation vortices, and the flow pattern. 对这两类物体，计算的平均阻力系数，分离涡脱落的Strouhal数以及流态都与实验接近。
- The test showed that there are Karman vortex street behind cylinder ,but the rule of shedding frenquency as strouhal number is defferent compared with that the cylinder is put into outflow. 实验结果显示,在平面叶栅风洞内的圆柱体尾流中有类似在外流中的卡门涡街脱落现象,但所对应的斯特劳哈数比外流稍小。
- There exists an optimal Strouhal number for the greatest enhancement of mass transfer in this model, which appears to have a strong relation with the geometrical characteristics of the cavity. 传质的强化效果随着Re和A的增大而增强;而且对于该模型存在最佳的St;它与凹槽的几何结构有很大关系.
- Finally, the characteristics of the vortex shedding in the wake are analyzed.Under the given experimental condition, the conclusion is drawn that the Strouhal number keeps the constant of 0.2. 对圆柱尾迹的旋涡脱落特性进行了分析，得出在试验条件下斯特劳哈尔数保持为常数0.;2的结论。
- The characteristics of wind field are numerically simulated by Fortran program, the lift and drag coefficients and Strouhal numbers are analyzed for several angles of attack. 文中采用编写的Fortran语言程序数值模拟了流场的变化特征,分析了在各种风迎角的情况下,具有方形截面的高层建筑的升力系数、阻力系数和Strouhal数。
- He thumbed through the directory to look for her number. 他翻阅电话号码簿找寻她的号码。
- Let me note down your address and telephone number. 让我记下你的地址和电话号码。
- He picked a winning number on the first draw. 他第一次便抽到一个中奖号码。
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- The number represented by the digit or digits in2. 在释文2。中所说的由一位或几位数字表示的数。
- The students in our class number thirty. 我班总共有三十名学生。
- I dialed the right number, but nobody answered. 我拨的号是对的，但没有人接电话。
