He has exhibited symptoms of anxiety and overwhelming worry

The double spiral and upward movement of sign and symbol is also an explanation of the course of modernization of western society and culture.

符号与象征双螺旋的上升运动，也是对西方社会和文化的现代化过程的阐释。

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Usage: After skin wetting, apply small amount onto face, gently massage skin outwards using spiral movement, then rinse off with clear water.

用法：湿面后，挤出少许涂于面部由内向外的方向轻轻打圈按摩，稍后用清水冲洗干净即可。

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New Achievements Through Knowledge Innovation: A Spiral Movement in Their Industrialization

论知识创新成果产业化的螺旋运动

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Self-organization phenomena are also usually found in fluidization system, for example, movement of fluidized solid particle groups, spiral type ascending motion of bubbles and wakes.

流态化系统也常出现自组织流动现象，如数个颗粒聚集在一起形成颗粒团运动，几个气泡形成气泡群作螺旋式上升运动等。

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First of all, by analyzing the force and moment that the deadlock rudder produced and combining the physical of the spiral motion, the conclusion that the UAV will step into the spiral motion when the rudder deadlock happens and under a certain condition is got.

首先通过分析方向舵卡死产生的力与力矩，结合螺旋运动的物理成因，得出了方向舵卡死且在一定的条件下，无人机会步入螺旋运动。

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Based on the control law of the normal UAV, the classical PID control method and the characteristic structure configuration method which can make the UAV step out the spiral motion is respectively used to design the control law.

在正常无人机侧向控制律的基础上，分别运用经典PID控制方法与特征结构配置方法设计了步出螺旋运动的控制律。

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A small ball is making circular motion at the uniform velocity, the centripetal force has suddenly increased, it is proved that the small ball will generally make a spiral motion.

详细讨论了当向心力突然增大后，原来作匀速圆周运动的小球其运动轨迹的变化情况，证明了小球将作螺线运动。

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The exploration and implementation of underwater vehicle's spiral motion create broader application scope for underwater vehicle, not only for long range voyage, but also for restricted region motion.

浮力驱动式航行器螺旋线运动模式的探索与实现，扩大了浮力驱动式水下航行器的应用范围，不仅可作远航程用途使用，而且可作定区域用途使用。

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Under the precondition of incompressible flow, fluid spiral motion in SK static mixer tube was resolved into axial beeline motion and circumferential rotation motion.

在流体不可压缩的假设前提下，将流体在SK型静态混合器中的螺旋形运动分解成轴向直线运动和环向旋转运动。

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When the rudder is the uncontrollable surface, a method which designs the aileron channel control law only is proposed to make the UAV step out the spiral motion.

当方向舵面为不可控舵面时，提出了仅通过设计副翼通道的控制律使无人机步出螺旋运动的方法。

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In the end, the design and realization of the UAV spiral motion controlling software package which is based on the VC++ and Matlab are proposed.

最后，本文给出了基于VC++与Matlab混合编程的无人机螺旋运动控制软件包的设计与实现。

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And the infinitesimal spiral motion of a particle is defined as the instantaneous mo-tion of the particle.

定义质点的无穷小空间螺旋弧运动为质点的瞬时运动。

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Based on the analysis of industry helical motion, spiral motion model is established, and a "total error" concept is proposed for its error analysis.

本文在对工业螺旋运动理论分析的基础上，建立了螺旋运动的数学模型，并对其误差进行了分析，提出了螺旋运动全误差的概念。

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A new understanding of mantle motion: mantlemass spiral motion

地幔运动新认识&幔团螺旋运动

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Spiral motion control and simulation of buoyancy-driven underwater vehicle

浮力驱动式水下航行器螺旋线运动控制与仿真

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And beginning a spiral motion in part of the storm.

并且在风暴中央开始旋转。

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This is also one form of low-grade spiral motion of the earth.

这也是地球螺旋运动的低层次之一。

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Spiral Motion Accuracy and the Sensor For its Dynamic Measuring

螺旋运动的精度及其动态测试传感器

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New Processes for Spiral Screw Molding and Die Design

螺旋叶片冲压成形新工艺及模具设计

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Carbon nanotubes ( CNTs) have attracted great research interest due to their unique structures and outstanding mechanical properties, which have been investigated for numerous applications such as composites.

碳纳米管（CNTs）独特的结构特点和优异的物理力学性能使其在复合材料等领域有着广泛的应用前景，已成为目前科学界的研究热点之一。

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