variation movement

Mantle convection, variation of earth's rotational rate and plate movement

地幔对流、地球自转速度变化与板块运动

By studies on lots of sections and data about global tectonic movement, sea level fluctuation, sedimentary process, climate variation, and biosphere evolvement, the periodicity and the staged character of evolutive process of geo sphere were expatiated.

通过对众多剖面的研究，以及对石炭纪以来包括全球构造运动、海平面升降、沉积作用、气候变迁、生物界演化等诸多资料的综合分析，阐述了地球圈层演变过程的周期性和阶段性特征。

Movement against the trend subdivides into a three-wave pattern or some variation involving several three-wave patterns.

逆大一级趋势运动的波浪细分为3浪模式或包含几个3浪模式的变体.

By analysis of the variation of energy in vehicle crosswise movement and overturn during the course of vehicle crash, a model for rolling and overturn of vehicles ( the vehicle overturn model) was established.

通过分析碰撞过程中车辆横向运动及倾覆过程的能量变化，建立了汽车翻滚倾覆模型。

Badminton is a movement which is high technical, exquisite, speed, more variation and intense competition.

羽毛球运动技术性强、动作要求细腻、速度快、变化多、比赛竞争激烈。