| 单词 | parabola |
| 释义 | parabola [英 [p??r?b?l?] 美 [p??r?b?l?] ] parabola的意思、解释 复数形式：parabolas; parabola 基本解释 名词抛物线 parabola 网络解释 1. 抛物线抛物面反射器：parabola 抛物线 | parabola 抛物线抛物面反射器 | parabolic antenna 抛物面天线 2. parabola的近义词 2. 抛物面反射器：para 帕拉胶 | parabola 抛物面反射器 | parabola 抛物线 3. 拋物線函數式：Par value stock 面值股票 | Parabola 拋物線函數式 | paradox of value 價值的矛盾 parabola 双语例句 1. By the study on the algorithm of smooth path, the calculative criterion of the twe-dimensional smooth path and mathematic model on the continuous smooth incremental movement including non-circular curive such as ellipse、hyperbola and parabola are founded so that more than 800 path forming dicretion can be realized and the minimum pulse equvalent can be 1/100 of former and variable arbitrarily from 0 to 100, the pricipal error of interpolation is reduced into lowest. 通过对平滑轨迹计算方法的描述，建立了二维平滑轨迹的计算准则和包括椭圆、双曲线、抛物线等非圆曲线在内的连续轨迹平滑增量数学模型，从而使轨迹生成方向达到八百种之多，最小脉冲当量可小至原脉冲当量的百分之一，且可在O～100之间任意改变，最大限度的降低了系统的原理性插补误差。 2. By the detail discussion onthe hardware of the smooth path control system of single-chip microcomputer developed and the system software including new type continuous smooth path software, the analyzing of international standard program languageISO andthe attempt to developmental application in the smooth path control systemand experiment have been done, the description of the smooth path of the non-circular curive such as ellipse, hyperbola, parabola and their realignment has been realized by the way directly to input their parameters. The correctnesson the priciple and the method of the continuous smooth path control and the forthright on programing method hayed been proved by the experiment, new way to realize higher accracy continuous smooth path control has been developed. 通过对所研制成功的单片微机平滑轨迹控制系统硬件和包括新型的连续平滑轨迹生成软件在内的系统软件的详细描述，进行了国际通用标准编程语言△ISO标准编码的分析和在平猾轨迹控制系统中扩展应用的尝试和实验，实现了椭圆、抛物线、双曲线等非圆曲线及其组合的直接参数输入的平滑轨迹轮廓描述，并通过实验证明了连续平滑轨迹控制原理及方法的正确性和程序编制的简捷性，为实现高精度连续平滑轨迹控制开辟了一条新的途径。 3. A linear object is extracted as a consecutive parabola between each input two seed points. 在人工依次输入的每两个初始点之间，提取连续的抛物线。 4. In this paper, we show a formula for the arciform area enclosed with a parabola and a straight line by means of two kinds of clever separation and the knowledges of elements mathematics such as the sum formula of infinite decreasing geometric sequence. 文章运用两种巧妙的分割和利用无穷递缩等比数列求和公式等初等数学知识，求出了抛物线与相交直线围成的弓形面积计算公式。 5. parabola 5. Velocity field inside of arciform greenhouse, fastigium greenhouse, parabola greenhouse and slanting crest greenhouse have been studied by numerical simulation of 3D turbulent flow. 本文对拱型、屋脊型、抛物型、斜顶型大棚这四种断面型式的大棚采用上述紊流模型，对其内部流场的流动进行了数值模拟。 6. Took Sanchaji suspension bridge in Changsha as a case study, based on different hypothesis, two methods were deduced, the parabola method of cable gravity distributing uniformly along the span, and the catenaries method of gravity distributing equally along the curve. 以长沙市三汊矶湘江大桥为工程背景，对自锚式悬索桥的主缆线形及无应力长度的计算方法进行了研究，推导出两种基于不同假定下的主缆线形及无应力索长的计算方法：假定主缆自重沿跨径均布的抛物线法和假定主缆自重沿弧长均布的分段悬链线法。 7. One of reason why there was almost no red tide in mangrove area was the role of macro-algae such as Caloglossa. Effect of salinity at the range of 0‰-35‰ on nitrogen-fixing bacteria counts was like a parabola with the maximum at the salinity of 10‰. Bacteria counts were scarce when freshwater was utilized as sterile dilution water, so the freshwater was not suitable for the isolation of nitrogen-fixing bacteria. 鹧鸪菜类的大型藻类的存在是红树林区赤潮极少发生的原因之一。0‰—35‰范围的培养基盐度对异养固氮菌数量的影响呈抛物线状，在10‰的盐度达到峰值，淡水稀释无菌水的分离数量低而不宜用作异养固氮菌的稀释无菌水。 8. It is pointed that the parabola method is straightforward, but the results are relatively coarse, and the catenaries method is relatively complicated, but the results are precise, which takes into account all-around factors. 结果发现：抛物线法比较简单，但计算结果比较粗略；分段悬链线法考虑因素比较全面，计算相对复杂，但结果比较精确；对于空缆线形竖向坐标值两种方法的误差为0 739%，无应力索长计算两种方法的误差仅为0 31%。 9. Bridge engineering; self-anchored suspension bridge; parabola; segmental catenaries; cable curve; zero-stress length 桥梁工程；自锚式悬索桥；抛物线；分段悬链线；线形；无应力长度 10. Then, we discussed separately on the reflected point which comes from the lamp-chimney and the level parabola, and we got the subsection of the linear-lamp-house according to the number of light rays. 本文针对车灯优化问题，在指定的测试方案下，给出计算线光源长度的方法。 11. This paper studied the case that there is a known point of tangency of a circle and a parabola while the center of the circle is on the recession of the parabola. 应用数形结合的方法，研究了已知圆与抛物线有一个切点，而圆心在切点处抛物线的凹向的情形。 12. parabola 12. The resulting set of points in this case is a parabola. 这种情况所产生的一组点是拋物线。 13. A new sub-pixel algorithm based on the principle of the parabola fitting is proposed. 本文提出了一种新颖的基于抛物线拟合原理的亚像素求取算法。 14. 14. Another friend, a very long time see the one hand, such as periodic parabola. 另一种朋友，很长一段时间见一面，像周期性的抛物线。 15. parabola的反义词 15. In such a rear of the parabola, is a series of solid security work. 在这样一条条抛物线后面，是一系列扎扎实实的保障工作。 16. Such a parabola for the lowest point of people buy a house, buy a house of course, is the most appropriate time. 这样一个抛物线的最低点的人买房子，买房子当然是最合适的时间。 17. Analysis results indicate that failure curves in meridian plane of low strength NCSS are lines, and the curves of high strength NCSS are parabola. 以收集到的大量试验数据为基础，以弹塑性理论为指导，得出了纳米硅水泥土在子午面上的破坏曲线。 18. On the basis of analytic geometry, the projection curve types of intersection lines of cone and cylikder, cone and cone on V plane is hyperbola and cone and sphere is parabola. 基于锥与圆柱、圆锥、圆球正贯时，相贯线V 面投影为双曲线和抛物线，且X 向极值点所在高度只与柱、锥轴线、球心距离锥顶高度和立锥锥顶角有关，而与它们的直径无关，给出了求该极值点的作图方法。 19. If the growing demand for land increased gradually drawn into a parabola, then with this showing a similar parabolic growth curve is another urban development curve. 如果日益增长的需求逐渐增加，引起土地成抛物线，然后显示与此类似抛物线生长曲线是另外一个城市发展的曲线。 20. Lighter or low-density particles were observed to make parabola movements at a high fluid velocity such as 同时发现，当流化风速较高（如2.23 m/s时）时，密度较小的示踪颗粒在实验台内会做抛射运动；随着风速的提高，示踪颗粒的抛射运动也会发生变化；而密度较大的示踪颗粒则只会沿着布风板滚到排渣口处停住。 parabola 词典解释 1. 抛物线 A parabola is a type of curve such as the path of something that is thrown up into the air and comes down in a different place. parabola 英英释义 noun 1. a plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve |
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