查询词典 polar curve
- 与 polar curve 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 view of this, a one dimension polar distance sequence is obtained first from the closed planar curve and then the auto regressive model of this sequence is used to extract feature vector.
从空间旋转不变的要求出发,首先从平面闭合曲线得到一维极径序列,进而采用该序列的自回归模型来完成特征提取并用于平面曲线的形状分类。
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Third,argument-polar radius curve of polar coordinate system whose pole is geometric gravity is formed,and maximum and minimum value points are searched.
然后以重心为极点,对边缘点极坐标化,形成幅角-极径曲线,在该曲线上寻找局部极大极小值点。
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First, in the horizontal positioning accuracy aspect of total-station instrument, point out the importance of direction, distance to correct calculation and coordinates to convert, give coordinates calculated formula of single intersection point of non-symmetry type of horizontal curve, deduce to square–error's calculated formula of horizontal coordinates and point space by polar coordinates positioning methods, and analyze the main influence factor of square–error.
首先,在全站仪的平面定位精度方面,指出方向、距离归化计算和坐标转换的重要性,给出单交点非对称型平曲线坐标的计算公式,导出极坐标定位法平面坐标和点位中误差的计算公式,并分析中误差的主要影响因素。
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The formation of tooth face is analyzed based on the theory of original curve and area as well as the logarithmic spiral polar coordinates equation.
提出了一种新型锥齿轮-对数螺旋线齿锥齿轮传动形式,并以基曲线和基曲面滚动原理为基础,结合对数螺旋线极坐标方程,分析了对数螺旋线以及对数螺旋线齿锥齿轮齿面的形成过程,建立其了齿面方程。
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Distribution of luminous intensity that may be represented by rotating about an axis a polar luminous intensity curve in a plane containing that axis.
可以围绕一个旋转轴或至少一个对称面的光强度分布。
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The corrosion resistance of nanocrystalline nickel wascompared with that of Watt nickel and polycrystalline nickel plate in thesolution of NaCl and HCl by the methods of static soak and polar anodicpolarization curve and the mechanism of corrosion was analyzed. Themechanical property of nano- crystalline nickel was evaluated by macroscopictension and the microscopic process of deformation and fracture was observedby in-situ tension test under TEM.
在此基础上,采用差热分析、XRD 及 TEM 等手段研究纳米晶体镍的热稳定性;利用静态浸泡、阳极极化曲线等方法研究纳米晶体镍的耐蚀性能;采用宏观拉伸的方法考察了纳米晶体镍的力学性能,并用 TEM 原位拉伸法观察纳米晶体镍形变与断裂过程的微观过程。
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An analysis of living example was carried out by the use of C language programming and obtained the tangential polar coordinates equation of the optimal pitch curve of noncircular chain wheel.
探讨了非圆链轮传动中,基于理论松弛量的非圆链轮节曲线的优选,建立了在最小理论松弛量时,非圆链轮节曲线优选的数学模型,并利用C语言编程进行了实例分析,得出了最优非圆链轮节曲线的切线极坐标方程。
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In this article some causation of slip and the calculation methods of freely setting station are first discussed,and then combined with the theory of polar coordinates a forecast method through distortion course curve analysis is put forward.
在阐述开挖事故原因的基础上,通过讨论全站仪自由设站的计算方法,并结合极坐标测量空间坐标的原理,提出了应用时空变形过程线分析变形趋势的预测方法,这种方法能够满足基坑安全监测工程的精度要求,并且成本低,速度快,能够为现场安全评估和方案设计提供可靠的数据基础。
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In this article some causation of slip and the calculation methods of freely setting station are first discussed, and then combined with the theory of polar coordinates a forecast method through distortion course curve analysis is put forward. The method with its low cost and speediness, can satisfy the precision requirement and provide the base data for safe evaluating and designing.
在阐述开挖事故原因的基础上,通过讨论全站仪自由设站的计算方法,并结合极坐标测量空间坐标的原理,提出了应用时空变形过程线分析变形趋势的预测方法,这种方法能够满足基坑安全监测工程的精度要求,并且成本低,速度快,能够为现场安全评估和方案设计提供可靠的数据基础。
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This topic mainly makes full use of the theory of node curve in closed condition and theory of instantaneous transmission to ratiocinate the rolling curve equation of the ellipse in polar coordinates format.
推导了以极坐标表示的椭圆轧件楔横轧轧制曲线方程,为轧件成形提供了理论依据,扩展了非回转轧件轧制的范围。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力