查询词典 wind-force

There were 8 groups and each groups had 8 cows in the experiment.groups A was the positive group, be feeded basic dietary and in the normal environment; groups B was basic dietary and in the improved environment ; Group C was feeded with basic dietary and NaHCO_3(120g/d/head) and Mg0(50g/d/head) and KCl(180g/d/head), in the environment with no spray and no wind; Group I is feeded with basic dietary and NaHCO_3 (120g/d/head) and MgO(50g/d/head) and KC1 (180g/d/head) and in the another environment with spray and wind; Group E was feeded,with basic dietary and traditional druggery additive in the environment with no spray and no wind; Group F was feeded with basic dietary and traditional druggery additive in the environment with spray and wind;Group G was feeded with basic dietary and NaHCO_3 (120g/d/head) and MgO(50g/d/head) and KCl (180g/d/head) and traditional druggery additive in the environment with no spray and wind; Group H was feeded with basic dietary and NaHCO_3( 120g/d/head ) and Mg0(50g/d/head) and KCl(180g/d/head) and traditional druggery additive in the environment with spray and wind.

试验分8个处理，每个处理8头奶牛，A处理为对照组，喂以基础日粮，处于常规环境(未喷雾，未机械吹风，下同)，B组为喂以基础日粮，处于改善环境：C组为基础日粮+NaHCO_3(120克/头。日)+MgO(50克/头。日)+KCl(180克/头。日)，处于常规环境：D组为基础日粮+NaHCO_3(120克/头。日)+MgO(50克/头。日)+KCl(180克/头。日)，处于改善环境；E组为基础日粮+中草药添加剂组，处于常规环境；F组为基础日粮+中草药添加剂组，处于改善环境；G组为基础日粮+NaHCO_3(120克/头。日)+MgO(50克/头。日)+KCl(180克/头。日)+中草药添加剂组，处于常规环境；H组为基础日粮+NaHCO_3(120克/头。日)+MgO(50克/头。日)+KCl(180克/头。日)+中草药添加剂组，处于改善环境。

The paper analyzes the shortage of traditional roadway measuring wind method,and by theoritical calculation of measurement,the wind amount is tested,and the roadway fixed central point method of wind measurement and the roadway s average wind velocity fixed-point method of wind measurement are proposed,and which solve the problem of low wind velocity and low credibility well.

分析传统井巷测风方法的不足，并通过风量测定的理论计算和对现场风量进行实际验证，提出了井巷中心点定点测风法和井巷平均风速点定点测风法，较好地解决了当前测定风速慢、可靠性差的问题。

The authors discuss a new numerical simulation method of the downburst wind loads on the basis of the previous research. Firstly, the wind speed is expressed as the sum of an instantaneous mean wind speed and an amplitude-modulating non-stationary fluctuating wind speed. Secondly, a new method based on the modified Osegguera and Bowles/Vicroy model to simulate the mean wind is presented and the fluctuating wind is simulated by a modified spectral representation method.

在将下击暴流风速表达为时变的平均风速和调制的非平稳脉动风速之和的前提下，本文采用基于改进的OBV模型Oseguera and Bowles/Vi-croy(OBV的方法来模拟平均风速，其平均风速直接由改进的OBV模型表达，而不同于已往研究中将平均风速表达为竖向风剖面与时间函数的乘积，并采用结合快速傅里叶变化的谐波叠加法来模拟调制的非平稳脉动风速。

AR model in linear filter theory is adopted to simulate pulsant wind. Combined with some typical cable-membrane structures, research on self-vibration of the structure has been conducted. Based on the previous work, the influence caused by the vertical wind component on the membrane roofs has been analyzed in time domain. It includes the vibration laws of the structure under separate horizontal wind component, separate vertical wind component and the collective horizontal wind component and vertical wind component. Significant conclusions have been drawn from the analysis.

然后本文采用线性滤波器法中的AR模型对风速场进行了模拟；之后又结合典型的张拉索膜结构研究了膜结构的自振特性；在此基础上，本文研究了索膜结构在竖向脉动风影响下的风振响应特性，其中分别研究了张拉索膜结构在单独水平风，单独竖向风以及水平风和竖向风共同作用下的振动规律，得出了有关重要结论。

To get the biggest power coefficient at various of wind speed, put out the argument of controlling wind turbine according to the wind pressure which act on the wind wheel swept area. Design and make a wind turbine which can adjust pitch angle of oar leaves through various of wind speed, and make experiment of characteristic.

1引盲 传统的风力机优化设计方法是以桨叶各截面在设计风速处具有最大的功率系数为目标，设计是针对事先确定的一个设计风速进行的，风力机只能在设计风速点处获得最大功率系数。

This paper presents a wind vane sensors without the use of cases, combining with gyroscopes and hill-climbing algorithm to control the yaw institutions, can accurately capture the wind direction signal, rapid-conditioning the cabin of the deflection angle, so that wind generators wind wheel normal direction of the wind direction and change is always consistent for maximum capture of wind energy control strategies.

针对风力发电机组的风向变化绝对值小于15°的风能捕获率问题，提出一种在不使用风向标传感器的情况下，采用陀螺仪和爬山算法相结合的方法来控制偏航机构，能够准确的采集到风向信号，快速调节机舱的偏转角度，使风力发电机风轮法线方向与变化的风向始终保持一致，实现最大捕获风能的控制策略。

The complete wind turbine speed control firstly proposed here also improves the tracking effect of wind turbine rotating speed to variable wind speed. Wind turbine rotating speed synchronized power observer compensates the power ripple of wind turbine resulted in inverter dead time. A low pass filter used at the output of MPPT controller smoothes the speed reference, which makes the rotating speed of wind turbine more stable.

本文首次提出的变转速扰动的MPPT控制提高了风车最大功率点追踪的快速性和稳定性，风车完全转速控制提高了风车转速对变动风速的跟踪效果，转速同步风车功率观测法消除了逆变器死区所造成的风车功率波动的影响，带有低通滤波器的MPPT控制器使得风车的转速更加趋于平稳。

We want to move up ticklish Stone, the facilities of the moment will be greater than the force of gravity produced by a rock moment, we all know that the moment arm of force multiplied by the force equal to the size of the arm of force as an arm of force in the greater 2 , Finger pressure, the more gravity than, stone ticklish ticklish point of this very long arm of force, so we used a very small force so that the stones will be able to move up.

我们要想让怕痒石动起来，所施的力的力矩就要大于石头重力所产生的力矩，我们都知道力矩等于力臂乘以力的大小，当力臂2越大于力臂1时，手指压力也就越小于重力，怕痒石怕痒的这个点的力臂非常长，所以我们用很小的力就能使石头动起来。

The force is dominated by entropy force when the chain isdeformed less than 0.9 of the full-extended chain, while by enthalpy force. Theenthalpy force is contributed by the intro-molecular interaction. Bond stretchcontributes to the force more than bond angle bend. Torsion and VDW contributelittle to the force.3. The internal energy contribution to the elastic force It is in dispute that whether 〓 is dependent on the strain, and it is hard toresolve the problem using present elastic theories because they are athermal.

我们模拟了聚乙烯模型聚合物的SMFS，研究了链长、势能有效距离和温度对力谱的影响，探讨了力谱的本质问题，得到以下结果：改进的分子动力学方法可以很好的模拟聚合物的SMFS；SMFS是链段的性质而不是整个高分子链的性质，对于聚乙烯，该链段碳原子数目大于40；SMFS的本质是熵弹性，形变小于全伸直链的0.9时，力为熵弹力；形变超过全伸直链的0.9时，能弹力占主导地位，这种能弹力完全是分子内相互作用引起的，是由键伸缩和键角弯曲贡献的。3。

From the analyse of the distributing of the monthly wind element's isopleths of the wind field, we concluded that the seasonal variety of the wind field over this area is prominent, the average wind and the frequency distribution of wind force 6,8 is higher though it is not representative as the North Atlantic Ocean,...

通过分析每月各要素的等值线分布图，得出南大西洋海面风场季节变化不如北大西洋显著，但仍有较明显的季节变化，冬季比夏季强盛，相应的平均风速较大，6、8 级大风频率也较高。

But this is impossible, as long as it is engaging in a market economy, there are risks in any operation.

但是，这是不可能的，只要是搞市场经济，是有风险的任何行动。

We're on the same wavelength.

我们是同道中人。