speed coefficient

Wind Speed Distribution in the Aweather of the Firebreak Tree Belt in a Wind Tunnel Experiment A Test Study of the Ventilation Coefficient of the Firebreak Tree Belt on a Mountain Ridge

防火林带迎风面风速分布规律的风洞试验山脊防火林带透风系数的确定

This storage size of monlchamus coefficient and business card printing and membership card making speed counts.

这同储不朱系数的不小小及制卡和会员卡制息不缓量的迟慢有关.

In the construction of subgrade filling with vibratory roller, the number of compaction times, the speed of the machine, and the thickness and coefficient of the layer.

采用振动压路机进行路基填筑施工中，确定了碾压遍数、碾压速度、松铺厚度和松铺系数。

Based on the designed thin film evaporator, the influence of the rotor speed, feed rate and liquid inlet temperature on evaporation length and film heat transfer coefficient was primarily discussed using the software CFX 4.4 with water as feed liquid.

针对自行设计的薄膜蒸发器，以水为物料，采用大型CFD软件CFX4.4，初步探讨了刮板转速、进料量、进料温度等参量对薄膜蒸发器蒸发段长度和加热段膜内传热系数的影响。

Generally Tire rolling resistance and rolling resistance coefficient decreases when the steady-state speed increases.

轮胎的滚动阻力和滚动阻力系数会随着稳态速度的增大而减小。

When the speed of the rotary radial jet reaches 3~ 5 m/ s, the diffusing coefficient of airflow can be increased 2~ 4 times, and effective range can exceed 10 m. Therefore, the gas accumulation in upper corner can be eliminated effectively.

当射流速度达3~5m/s时，可提高风流的扩散系数2~4倍，有效射程可达10m以上，有效地驱散了工作面上隅角的积聚瓦斯。

If the workpiece feed speed is reduced, the friction coefficient will increase.

当工件进给速度减小时, 工件与砂轮磨损平面间的摩擦因数增大.

The measuring principle of a wind speed sensor which employs a negative temperature coefficient ( NTC) thermistor as detector is described.

介绍了采用负温度系数热敏电阻器为检测元件的风速传感器的测量原理；

The power use coefficient reach the decide value when the turbine speed and the wind speed achieve the optimal ratio, according to the Betz theory.

根据贝兹理论当风机转速与风速成最佳叶尖速比时功率利用系数可达设计数值，因而控制叶尖速比成为提高风能利用效率的关键。

The influence of solidity and aspect ratio on power coefficient of H-type vertical axis wind turbine, and the change of attack angle with tip speed ratio were analyzed.

采用多流管模型分析了H型垂直风力机展弦比和实度对其功率系数的影响，并对叶片旋转过程中攻角随尖速比的变化进行了分析。

The Effect of Speed Coefficient on the Power Characteristics of Driving Disk Plow

速度参数对驱动式圆盘犁动力特性的影响