查询词典 speed

In the process of achieving the above functions, 30-120 seconds for the flag rising is adjustable, by changing the rotational speed of the step motor, the flag raising speed can be changed, and the time %26amp; tallness will be showed on the LED.

在实现以上功能的过程中，升降旗时间在30～120秒内可调，通过改变步进电机的转动速度来改变旗帜上升或下降的速度，并通过LED显示上升或下降时间和旗帜所在高度。

In order to improve the running stability of passenger train in strong crosswind ,its running condition on embankment while suffering from strong crosswind was simulated by using 3-D unsteady N-S equations and dynamic mesh technique,the relationships between aerodynamic force and train speed,crosswind speed and embankment tallness,and simulation result was compared with tunnel test result.

为了提高强横风作用下客运列车运行的稳定性，基于三维非定常方程，采用动网格技术，对强横风作用下的青藏线客运列车在路堤上运行情况进行了模拟，分析车速、风速及路堤高度与气动力之间的关系，并将计算结果与风洞实验结果进行对比。

According to the request of adopting advanced technology, the main designing has such contents as below:⑴ Designing the two-fluid nozzle that is based on the theory of air-atomize spraying.⑵ Designing and choosing the type of the axial fan that is used to supply assisted airflow to waft droplets that comes from nozzle.⑶ Designing the swaying outfit that can rotate the spray assembly at a speed and inside a angle in order to satisfy the spray request of different crops, different planting states and improve the uniformity of distribution, the deposition of droplet. Here, we select TYV type reduction gear motor to adjust the swaying speed and use course switch to adjust the swaying angle.⑷ Designing the lift outfit that can adjust the height of the spray assembly to satisfy the request of the crops of different tallness, different spraying range. Here, we select cylinder as the main component that can be used as kickstand and controlled easily.⑸ Designing the switch of the power supply that is put out of the greenhouse in order to prevent worker from poisoning. After the mist sprayer being made, the experiment is made to test the function of the greenhouse mist sprayer fully.

根据采用先进施药技术的要求，本研究的设计内容主要有：⑴采用气液两相流喷雾技术，基于气力雾化原理，设计双流体喷头；⑵采用辅助气流输送雾滴，气流源为风机，对风机进行设计、选型；⑶为满足不同作物、不同栽培情况及提高雾滴分布均匀性、沉积性的施药要求，设计能带动喷射部件在一定角度内、以一定转速的旋转摇摆机构，本研究选用调速电机调节其摇摆速度，并利用反向行程开关调节其摇摆角度；⑷为满足不同高度作物、不同射程的施药要求，设计能调节喷射部件高度的升降机构，这里选用气缸为主要构件，既可以起到整机支架的作用，又可方便进行升降、固定控制；⑸设计行程开关的控制电路以及整机的控制系统。

The last part of this paper treated the results with the assistance of spline function and Nth-degree harmonics cam approximate. Thus, the new function of tappet, speed and accelerated speed was gained and the whole designing process was completed.

文章的最后部分分别用样条函数方法和N次谐波凸轮逼近方法对计算结果进行处理，得出新的从动件升程、速度和加速度的解析式，从而完成整个设计过程。

In the film drive at the same time, the laser will Teletext recorded in the film, so go speed and offset exposure speed must be strictly consistent.

在胶片传不静的同时，激平不兵图文新闻纪录在胶片上，因此胶版的动不静速率和曝平速率务必是澈底分歧的。

General rules of adequate cold cracking tendentiousness larger ingot alloy and specifications, should improve casting speed; and greater tendency to hot crack ingot alloy and specifications, it should reduce the casting speed.

充足的冷裂纹倾向性较大的合金锭和规格的一般规则，应改善铸造速度和更大的热裂倾向合金锭和规格，应减少铸件的速度。

The simulation results prove that using the SimPowerSystem of MATLAB to simulate the speed control procedure is simple and easy to operate. It can help us understand and design the AC motor speed control by terminal voltage system.

仿真实验结果表明，结合SIMULINK中的电气控制模块库进行仿真，具有建模简单、结构直观和操作灵活等优点，有助于设计和了解异步电动机调压调速系统。

The TGV high speed train from French has an approximately speed of 511 kilometer per hour which is the fastest passenger train in the world.

而法国的高速火车最高可达每小时 511公里，以客用火车而言属世界上最快的火车。

Primary original contributions of the thesis can be summarized as follows:Firstly,in order to solve the problem of traditional modeling method,wind speed model is identified and emulated based on theory of higher-order statistics time series according to the actual wind speed series.

论文研究内容可根据这两个项目分为两部分，即针对教育部项目研究风力发电机组气动部分的建模和变桨距控制，针对国家自然科学基金项目研究混杂系统理论在风力发电机组建模与控制中的应用，主要研究成果如下：1。

Based on theory of higher-order statistics time series, wind speed model was identified and emulated according to the actual wind speed sample of some wind farm.

针对某风电场实测风速标本进行了基于高阶统计量时间序列的风速建模与仿真，不但解决了统计学风速模型不易实现且无法建立多种变化风速模型的问题，而且高阶统计量理论的应用消除了传统时间序列风速建模中把自然风完全等同于理想高斯过程所带来的误差，同时去除了测量噪声的影响。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。