刚度与质量参数随机时相频特性均值曲线的拐点位置不变，只是拐点附近曲线陡峭度减小。
The position of knee point of Phase-frequency characteristic mean value curve is invariant, but the kurtosis of the curve near the knee point decreases.
通过对拟合方程的估算，预测中国库兹涅茨曲线的拐点大致出现在2010—2015年的时间段内。
Estimated by the regression equations, the inflection point of China's Kuznets curve roughly will be appeared in 2010-2015 year period of time.
梅特卡夫定律的关键在于曲线的拐点，在拐点上用户数目已经多到每增加一个新节点将产生不是几个而是几百万个新连接。
The key to Metcalfe's law is the knee in its curve, the point at which there are enough users so that each new node adds not a few but a few million new connections.
根据充电法原理，结合模型桩试验，分析了钢筋笼周围的充电电场特征，结果表明钢筋笼的底端对应于电位梯度曲线的极小值点及电位曲线的拐点。
Tests reveal that the bottom of the reinforcement cage corresponds to the minimum of the electric potential gradient curve and the inflexion of the electric potential curve.
但积累了两个世纪的技术进步后，生产力增速达到“拐点”并正沿着指函数曲线陡峭段迅速上升。
But after two centuries of technological improvements, productivity has "turned the corner" and is now moving rapidly up the more vertical part of the exponential curve.
推广来讲，本法可成形磨无拐点的任意曲线的齿轮，如圆孤齿轮等。
Further this method can grind any curved lineal gears, provided they have no inflexion, for example, knuckle gears and so on.
通过构建环境库兹聂兹二次曲线，依托计量软件，确定拐点出现的时间和经济基础。
Construction of the environment through the Environmental Kuznets Curve, relying on metering software to determine the inflection point of time and economic base.
树木直径的实际生长年龄小于树木年龄，用树木年龄作为自变量来描述直径生长会导致生长曲线出现拐点。
Description of the tree diameter growth using tree age as independent variable may thus give an inflection point of the growth curve.
拐点是制动曲线的三阶导数，它的物理意义和冲动不谋而合，这也是本文在防滑器控制模型中引入冲动物理量的原因之一。
The inflexion is the second differential of the speed curve and the physical meaning is the same to the jerk, so the jerk is introduced into the control model of anti-skid system.
利用拐点圆概念和对称连杆曲线的特性，导出一个简单的方程序。
A simple equation is presented via the theory of inflection circle and the properties of symmetric linkage curve.
将与曲线拐点切线和最大值水平直线交点相对应的长径比值定义为纤维临界长径比，将与此相对应的函数值定义为弹性模量临界值。
The critical aspect ratio of the fiber is defined as the crosspoint of the tangent value of the inflexion and the asymptote of the maximum elastic modulus.
对于细管驱替实验，混相条件的判断标准应该是采收率随驱替压力变化曲线上的拐点，而不是高的采收率。
For the slime-tube displacement test, the diagnostic criterion of miscible conditions is the flex point on the changing curve of oil recovery with displacement pressure, but not the high oil recovery.
通过逐一确定井温曲线拐点达到确定裂缝高度的目的。利用最小二乘法可以确定井温曲线拐点深度，从而可以解释垂直裂缝高度。
By use of minimum quadratic multiplication the inflexion depth to temperature curve can determined that can interpret the vertical crack height.
我们的生产，出口曲线等，2014年或2013年通过拐点明显超过日本。
Our production, export curve etc, decidedly overtook Japan passing the inflection point 2014 or 2013.
大多数不育系雌雄蕊的发育曲线存在拐点，它们出现拐点的时期相同，但方向完全相反。
And there existed a turning point in the growth curve of the stamens and pistils of male sterile lines at the same time, but in different directions.
针对目前在曲线拟合中常用拐点提取法的弊端，提出一种新的拐点提取方法。
Aiming at the disadvantages of the commonly used methods of inflexion extracting, a new method of inflexion extracting based on the existing methods is put forward.
四十岁的女人，应该是更年期的前期，无疑是人生曲线上一个非常重要的拐点坐标。
A 40-year-old woman, should be menopause prophase, is undoubtedly life curve a very important inflection point coordinates.
提出了以保护渣烧损曲线最后一个拐点对应的时间来表征其熔化速度的新方法。
A new method of using the time of last inflection of burning curve of mold powder as the index of the melting speed is developed.
优选将复合帘线的应力-应变曲线中的从低弹性区域特性到高弹性区域特性的拐点设定在变形的2～7％范围内。
The point of inflection from low elasticity region characteristics to high elasticity region characteristics in a stress-strain curve is preferably set in a range of 2 to 7 % of strain.
结果表明，干物质重量雄性不育系花蕾和雄蕊显著小于保持系，而雌蕊则明显大于保持系。大多数不育系雌雄蕊的发育曲线存在拐点，它们出现拐点的时期相同，但方向完全相反。
The statistic result indicated that the dry weight of buds and stamens of male sterile lines in B. napus L. are much smaller than the control group while the pistils are much larger.
结果表明，干物质重量雄性不育系花蕾和雄蕊显著小于保持系，而雌蕊则明显大于保持系。大多数不育系雌雄蕊的发育曲线存在拐点，它们出现拐点的时期相同，但方向完全相反。
The statistic result indicated that the dry weight of buds and stamens of male sterile lines in B. napus L. are much smaller than the control group while the pistils are much larger.
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