混沌

With the development of nonlinear science, chaos has been found in some ecological systems.

随着非线性学科的发展，人们也在生态系统中发现了许多混沌现象。

A novel chaotic model of AC electric arc furnace is introduced, which is useful for power quality study.

提出一种用于电能质量研究的新型交流电弧炉混沌模型。

The view point about biophoton field elementally belong to a Gaussian field and which was superposed at least by two independent parts of photon emission,one is coherent light field of pure coherent state,another one is chaotic light field which is in heat balancing situ...

提出生物光子场基本上属于高斯场的观点，并认为它至少是由两个独立部分的光子辐射迭加的结果：其一是纯相干态的相干辐射；另一则为混沌态的热光源辐射。

Chaos and its control in the planar libration of a magnetic rigid spacecraft with internal damping in an elliptic orbit are investigated.

研究在具有内阻尼的磁性刚体航天器在椭圆轨道上平面天平动的混沌及其控制。

Chaotic planar libration and its control of a magnetic rigid spacecraft with internal damping in an elliptic orbit near the equatorial plane of the earth are investigated.

研究在地球万有引力场和磁场中具有结构内阻尼的磁性刚体航天器在近赤道椭圆轨道上平面天平动的混沌行为及其控制。

We suggest that snow cover, temperature and rainfall interact and produce chaos which is possibility the reason why prediction of annual monsoon rainfall is not come through, and the reason why the relationship between snow cover and rainfall is elusory.

积雪、温度和降水相互作用可能会产生混沌行为，这可能就是为什么对季风降水的年预报不能成功的原因，也可能是为什么积雪与季风降水之间的关系变得难以捉摸的原因。

The watermark algovithm can resist the physical transfer of printing and scanning by applying techniques such as fixation normalization mutually which can secure the embedding position , chaotic encipher encryption , multipassage embedding and so on .

本文综合运用了归一化相关确定嵌入位置、混沌加密、多通道嵌入等技术，使得本文所设计的水印算法能够抵抗印刷和扫描的物理转换过程，同时本文所采用的水印是二值图像，能够承载大量的信息。

Different from the case of only one coupled periodic oscillator, in two oscillators one or the other harmonic oscillator will entrain alternately (or they will entrain exclusively).

典型的同步系统，如驱动-响应同步，设它们各自混沌信号分别为x1，x2，经过足够长的暂态后如有x1=x2，则可以认为系统达到完全

The chaotic planar motion of a magnetic rigidsatellite in a circular orbit near the equatorial plane of the earth isinvestigated in the present paper.

讨论地球磁场中非自旋磁性刚体卫星在近赤道平面圆轨道上平面天平动的混沌问题。

Complicated system ; fractal ; nonlinear dynamics ; Mandelbrot set ; Julia set ; extension factor ; ternary number ; period-checking algorithm ; volume rendering algorithm ; equivariant map ; chaotic dynamic system ; synthesis of mechanism

国家自然科学基金；国家重点基础研究发展计划(973计划)复杂系统；分形；非线性动力学；可视化； Mandelbrot集； Julia集；变形伸缩因子；三元数；周期检测法；体绘制算法；等变映射；混沌动力系统；机构综合

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。