1、

Therefore, on the complex plane, robust stability can be formulated by minimization of pseudospectra abscissa.

于是在复平面上, 鲁棒稳定性问题就转化为伪谱横坐标(伪谱最右端的横坐标值)最小的优化问题.

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2、

The larger D_ ( PF) is, the more complex the distribution of structural plane is and the wider the range of directional distribution of preferred plane is and the worse the quality of rock mass is.

结构面分布分形维数D(PF)越大,反映结构面分布越复杂,优势面(南京大学罗国煜教授提出)发育的方向范围就越大,相应地岩休质量就更差;

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3、

Complex Variable Function Method for Hole Shape Optimization in an Elastic Plane

弹性平面孔洞形状优化复变函数方法

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4、

A property of curvilinear integral about coordinate of generalized odd and even function in the symmetrical curve about plane, line and point is discussed, with the property of complex integration of odd and even function in the symmetrical curve about origin also studied.

论述了关于面、线、点对称的曲线上的广义奇、偶函数的第二类曲线积分及关于原点对称的曲线上的奇、偶复变函数积分的一个性质。

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5、

The measurement of spinal movement has gone through the process from twodimensional plane to threedimensional measurement, from simple to complex, from rough estimation to precise calculation.

脊柱运动状态的测量经历了从二维平面到三维立体、从简单到复杂、从估算到精确计算的过程。

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6、

Radio and infrared emission of the HII region complex: g18.2-0.3 in the galactic plane

银道面HII区复合体G18.2-0.3的射电及红外发射

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7、

It is a complex magnifying lens used to view the image formed at the focal plane.

它是比较复杂的放大影像的透镜,观察焦平面的图象.

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