速度
- 基本解释 (translations)
- pace · quickness · rapidity · rate · rates · speed · velocity · paces · speeds · velocities · vel.
- 更多网络例句与速度相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this thesis, the basic arithmetic of PIV software - cross-correlation arithmetic is introduced in detail, During the data process, through processing the two sequential images by the cross-correlation arithmetic, the vector charts of particles velocity can be obtained, so is the chart of absolute velocity, with velocity decomposed into the radial velocity and axial velocity.
本文对试验所获得的连续图像通过互相关算法,获得颗粒速度矢量图,并将速度分解为径向速度和轴向速度,对每一小区域内的颗粒按速度方向不同进行速度平均,获得颗粒的平均速度分布曲线。
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In this paper, we research the imaging problems beneath volcanic area. We sort common asymptotic conversion point gathers and perform velocity analysis to establish the initial velocity which will be used in PSTM. By scanning migration velocity and V p/ V s, we get the optimum migration velocity and
本文针对火山岩地震屏蔽层的转换波成像问题,通过对转换波共近似转换点道集进行速度分析,建立了转换波叠前时间偏移的初始速度场,通过速度扫描和纵、横波速度比值扫描确定最佳的偏移速度场和纵、横波速度比值,实现了在火山岩高速层覆盖区域的转换波偏移成像。
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The main research work of this paper are focused on following areas:(1) Based on review of the theory and methods on measurements of particle fields, a new idea for obtaining particle size and velocity distribution within a spray through imaging the particle field with a laser light sheet was put forward;(2) A DPIV (Digital Particle Image Velocimetry) system, is fit for velocity measurements of low speed flows, was developed and expended to particle size distribution measurement;(3) An arithmetic for particle velocity field reconstruction was developed, and the velocity distribution of water mist was also obtained;(4) A software system for particle analysis, which based on image geometry emend, de-noise and image partition was developed, the parameters such as particle size distribution, mean diameter, number of particles, minimum and maximum diameter can be got with this system;(5) A water mist system was developed and its characteristics, such as droplet velocity, size distribution, number of droplets and spray cone angle under different conditions were obtained from experiments with PIVS;(6) The measurement results of water mist characteristics with PIVS were compared and analyzed with the simply simulated results, and in addition, in order to verify the accuracy of PIVS, some experiments were conducted with the standard particles, such as glass-ball with known mean diameter of 50μm and 115μm, metallic coated tracing particle with mean diameter of 12μm;(7) Some experimental studies on interaction of water mist with liquid pool fires were conducted.
本论文的主要工作包括以下几个方面:(1)在对粒子场测量的相关理论和具体方法进行综述分析的基础上,提出了通过采用激光片光对粒子场进行成像以获取其粒径和速度等参数分布的新思路;(2)研制了适宜于低速流动速度场测量的DPIV(Digital Particle Image Velocimetry)系统,并使其实现了对粒子场粒径分布的测量功能;(3)研制了基于粒子运动轨迹的速度场重建算法,获取了细水雾雾场的速度分布;(4)研制了基于几何校正、去噪、图象分割等图象处理方法的"粒度分析软件系统",该系统既可分析给出粒子场的粒径分布直方图和平均粒径,还可给出粒子的数目以及最大、最小粒径等信息;(5)建立了一细水雾发生系统,并应用上述方法对不同压力条件下细水雾系统的雾场特性(如速度分布、雾滴粒径分布、雾滴的数目、喷雾张角以及雾化长度等)进行了实验测量研究;(6)对细水雾特性参数的PIVS测量结果与计算机简单模拟计算结果进行了定性比较分析,并利用平均粒径为50μm和115μm的玻璃球以及12μm的标准示踪粒子对PIVS系统的粒径和速度测量结果进行了实验验证,同时对其局限性进行了分析讨论;(7)对不同工况条件下细水雾与油池火相互作用的过程进行了模拟实验研究。
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For a heterogeneous elastic solid consisting of two homogeneous layers, three homogeneous layers whose shear wave velocities increasing with depth, or three homogeneous layers whose interlayer has high velocity, if there are multi-mode dispersion curves, the phase velocity V〓 of the first mode will close up to the Rayleigh wave velocity of the bottom layer when frequency f→OHz, and V〓 of the first mode will close up to the Rayleigh wave velocity of the top layer when f→∞.
由多导波模式的相速度频散曲线还可知,对于二层固体介质、结构层的横波速度随深度而递增的三层固体介质、含硬夹层的三层固体介质而言,若频率f→OHz,其基阶模式的瑞利波相速度V〓→V〓(V〓为最底层介质的瑞利波速度);若f→∞,其基阶模式的V〓→V〓(V〓为最上层介质的瑞利波速度);因此,随着频率f逐渐升高,野外实测的瑞利波相速度V〓曲线应该主要为基阶导波模式。
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After the analysis it was concluded that the mean velocity fluctuations of the strata under Jidike Group in this working area could be divided into three zones: the minor velocity fluctuation zone in southern Dalaoba tectonic belt, the steep velocity fluctuation zone of the foreslope in middle YK structure and the zone from the bowtype thrusting tectonic belt in northern Qiulige to the minor velocity fluctuation zone in YK tectonic zone. On the basis of a good command of the regular patterns of the velocities in vertical and horizontal dimensions in the investigating area, the stack velocity was interpreted in a interactive mode by using the Depthteam Express modelling package of the Landmark system, converting the stack velocity into mean velocity by means of Dix formula. Based on the well drilling layering data, the velocity correction was executied to get the final corrected velocity model by using the Kriging Correction. By using this velocity model, we did the time to depth conversion and obtained the final depth structural map. After mapping by using the variable velocities, we came in for the display of the tectonic map of the seismic data.
经研究认为本区的吉迪克组以下层位平均速度变化可分成三个变化区域:南部大涝坝构造带速度变化平缓区;中部亚肯构造前缘斜坡区速度变化强烈区;北部秋里塔格弧形逆冲构造带前缘至亚肯构造带速度变化平缓区,在撑握工区速度纵、横向变化规律基础上,应用Landmark解释系统Depthteam Express速度建模软件包对迭加速度进行交互解释,利用DIX公式把迭加速度转换成平均速度,根据区内钻井分层数据采用克里金校正方法进行速度校正,得到最终校正后的速度模型,用此速度模型进行时深转换,得到最终的深度构造图,此次变速成图后,得到地震资料构造图显示。
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But it has more complicated velocities in the working area, and it locally develops high-speed boulder bed in neocene Xiyu Formation with a velocity 3700—4050m/s, its adjacent formation velocity: 2800—2900m/s; while it also develops low velocity gyprock that has a great variation in thickness (with an increasing thickness from south to north) with a velocity about 4000 m/s, its adjacent formation velocity: about 5000 m/s. And all this is the cause of the complexity of the velocity in this working area; thus to make the No.1 structure in northern YK reliable, in velocity modeling it has much research work to do, and it is also the topic of this graduation thesis.
但在工区内速度较为复杂,工区内局部发育上第三系西域组高速砾岩层,速度约在3700—4050m/s ,围岩速度约在2800—2900m/s,同时全区还发育有厚度变化较大的低速膏岩层,膏盐层的速度大约在4000 m/s,围岩的速度大约在5000 m/s,由此造成了本工区速度的复杂性,因此要准确落实亚肯北1号构造,还要在速度建模等方面做许多的研究工作,这也是本次毕业论文所要研究的课题。
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By regression of experimental data, therules of the linkage between these factors, which will provide a theoretical basis for designing BBP with different scales.3 Using thermal analysis technology and dynamic thermogravimetry, the paper studies combustion kinetic characteristics of 3 types of agricultural crops at different rate of temperature rise, and thus, achieved dynamic parameters of these fuels at different rate of temperature, established dynamic model of straw combustion, which reflects the dynamic process in the fast combustion area.4 Characteristics of straw briquette combustion was experimented, focusing on the impact of straw type, temperature, air supply, and density, diameter, and weight of briquette on the combustion speed, and the following conclusions were drawn:(1) combustion of straw briquette fuel is static permeation diffusion combustion;(2) temperature has a larger impact on the speed of straw briquette combustion than air supply; the higher the combustion temperature is, the faster volatilizable component separates out, and the less steady the combustion is;(3) density of briquette fuel has impact on the speed of volatilizable component separation and therefore the combustion speed;(4) increase of diameter and weight of briquette fuel increases the average combustion speed in the initial stage, and that in the later stages is comparatively steady;(5) the proportion of volatilizable component in straw briquette fuel is high, therefore, the temperature control during combustion under the rational ventilation condition is essential to ensure its safe combustion.5 Using the above-mentioned results of experiments and theoretical analysis, and based on thought of hydraulic driven and bi-direction compression, the hydraulic system and compression parts of the HBP BBP are re-designed in terms of industrialization.
利用热分析技术,采用动态热重实验法,对我国的三大农作物秸秆在不同升温速率下的燃烧动力学特性进行了较系统的研究。得到了各原料在不同升温速率下的动力学参数;建立了秸秆燃烧的动力学模型,该模型反映了秸秆迅速燃烧区的动力学过程。 4 对秸秆成型燃料的燃烧特性进行了试验研究。着重研究了秸秆河南农业大学博士学位论文巫的种类、温度、空气供给量、成型燃料密度、直径、质量对成型燃料燃烧速度的影响并得出如下主要结论:①秸秆成型燃料的燃烧方式属于静态渗透式扩散燃烧。②秸秆成型燃料燃烧速度受温度的影响大于通风量燃烧速度的影响:燃烧温度越高,挥发分析出速度越快,燃烧平稳性愈差。③成型燃料密度影响成型燃料挥发分的析出速度,影响燃烧速度。④成型燃料直径和质量的增加,使得燃烧初期的平均燃烧速度增大,中后期的平均燃烧速度相对平稳。⑤秸秆成型燃料含挥发分比例高,因此合理配风下的控温燃烧是保证其完全燃烧的关键。 5运用已取得的试验和理论分析结果,以液压驱动、双向成型为基础,从产业化的角度对HBP型成型机进行了液压系统和成型部件的改进设计;同时采用了二级预压机构,使该成型机的生产率达到 500kg.hd;单位能耗 60kwh。上'左右,磨损件修复周期 300小时左右,基本解决了影响生物质固化技术在国内推广的技术难题。
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Through analysis and comparison on speed rhythm in whole process of the World Elite Women 400 m Hurdlers, selected the target that reflected the characteristics of speed rhythm, and analyzed Correlation between speed indicators and results, showed that reasonably controlling the speed at 0-1 hurdle, the biggest hurdle speed is in favor of reducing the rate of decline on the speed of the after process, to maintain a relatively fast speed, speed changes is relatively stable, and is in favor of playing at the level in the speed.
通过世界优秀女子400m栏运动员全程速度节奏规律的分析与对比,筛选出部分反映速度节奏特征的指标,并对速度指标与成绩的相关分析表明,合理控制0-1栏速度、最大栏间速度有利于减少后程栏间速度的下降,使保持较快速度的距离延长,速度变化相对平稳,有利于更好地发挥速度水平。
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The orthogonal experiment also indicates that the speed of cylinder., the speed of licker-in, the output speed of the carding sliver and the neps and short fibre. To further optimize the above four factors , a regress equation can be moleculed by the neps and the first three factors, Which can provide a theory for analyzhg neps controlling.
正交试验结果表明:锡林速度、刺辊速度、道夫速度、出条速度对棉结与短绒的影响不完全一致,在对这四个参数进行优化组合基础上,进一步建立棉结与锡林速度、刺辊速度、出条速度三个因素间的回归方程,为生条棉结控制提供了定性分析的理论依据。
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In the fire performance study, the charring rate of side and bottom were ranged from 0.587 to 0.750 mm/min and 0.709 to 0.897 mm/min for China fir glulam, 0.643 to 0.770 mm/min and 0.644 to 0.911 mm/min for Japanese cedar glulam, 0.608 to 0.757 mm/min and 0.614 to 0.817 mm/min for Taiwania glualm, 0.588 to 0.627 mm/min and 0.632 to 0.694 mm/min for Douglas-fir glulam, and 0.530 to 0.568 mm/min and 0.566 to 0.583 mm/min for Southern pine glualm, respectively. The results indicated that the charring rate in all glulam showed a decreasing order in Taiwania>Japanese cedar >China fir >Douglas-fir>Southern pine glulam.
集成材之火灾特性上,炭化速度方面:杉木集成梁侧面之炭化速度为0.587 - 0.750 mm/min;底面之炭化速度为0.709 - 0.897 mm/min;柳杉集成梁侧面之炭化速度为0.643 - 0.770 mm/min;底面之炭化速度为0.644 - 0.911 mm/min;台湾杉集成梁侧面之炭化度为0.608 - 0.757 mm/min;底面之炭化速度为0.614 – 0.817 mm/min;花旗松集成梁侧面之炭化速度为0.588 - 0.627 mm/min;底面之炭化速度为0.632 - 0.694 mm/min;南方松集成梁侧面之炭化速度为0.530 - 0.568 mm/min;底面之炭化速度为0.566 - 0.583 mm/min,有南方松集成材优於花旗松集成材,依序为杉木集成材、柳杉集成材、台湾杉集成材之趋势。
- 更多网络解释与速度相关的网络解释 [注:此内容来源于网络,仅供参考]
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ballistics:增加陷阱技能的回复速度和攻击速度
AXE LORE:提高斧头类武器的攻击效果和攻击速度 | BALLISTICS:增加陷阱技能的回复速度和攻击速度 | BLADE:提高黑暗精灵刀刃类武器的攻击速度和攻击效果
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initial velocity:初始速度
宇宙逃逸速度逃逸速度(Velocity of Escape) 在星球表面垂直向上射出一物体,若初速度小于某一值,该物体将仅上升一段距离逃逸速度 (escape velocity) 物体要离开某一天体的引力所须的最少初始速度 (initial velocity).
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EARTH MAGIC:提升法师地系魔法的回复速度并提高攻击速度
DUAL WIELDING:允许双手持两件单手武器作战,并提高攻击速度和伤害力 | EARTH MAGIC:提升法师地系魔法的回复速度并提高攻击速度 | FIRE MAGIC:提升法师火系魔法的回复速度并提高攻击速度
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radial velocity component:径向分速度,径向分速度
radial velocity 视向速度,径向速度,径向速度 | radial velocity component 径向分速度,径向分速度 | radial velocity curve 视向速度曲线
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Speed By Icon:图标速度:利用场景中的特定图标来定义粒子的速度大小和方向
Speed:速度:基于发射器定义粒子速度的大小和方向 | Speed By Icon:图标速度:利用场景中的特定图标来定义粒子的速度大小和方向 | Speed By Surface:表面速度:用物体的表面来定义粒子的速度大小和方向
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Speed By Icon:圖示速度:利用場景中的特定圖示來定義粒子的速度大小和方向
Speed:速度:基於發射器定義粒子速度的大小和方向 | Speed By Icon:圖示速度:利用場景中的特定圖示來定義粒子的速度大小和方向 | Speed By Surface:表面速度:用物體的表面來定義粒子的速度大小和方向
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Speed By Surface:表面速度:用物体的表面来定义粒子的速度大小和方向
Speed By Icon:图标速度:利用场景中的特定图标来定义粒子的速度大小和方向 | Speed By Surface:表面速度:用物体的表面来定义粒子的速度大小和方向 | Cache:缓存:通过将粒子状态存入内存来提高屏幕显示速度
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modify swim:将目标游泳速度设定为初始速度的#倍
.modify bwalk # 将目标移后退度设定为初始速度的#倍(#=0.1-10) | .modify swim # 将目标游泳速度设定为初始速度的#倍(#=0.1-10) | .modify fly # 将目标飞行速度设定为初始速度的#倍(#=0.1-10)
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terminal velocity:终端速度
当跳伞员跳离飞机时,他下降的速度会越来越快,直到达到被称为终端速度(terminal velocity)的最高稳定速度,他会以这个速度下降,直到降落伞打开. 降落伞会降低跳伞员的下降速度,直到达到一个慢得多的稳定速度,这样的速度会一直保持不变,
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velocity potential:速度势 速度
■ velocity gradient 速度梯度 速度勾配 | ■ velocity potential 速度势 速度ポテンシャル | ■ velocity response spectrum 速度反应谱 速度応答スペクトル