Image: As it moves, a shark's tail (shown) creates two connected rings of moving water (blue and red represent opposing flows) that help make this fish such a powerful swimmer. (Brooke E. Flammang).
图：当鲨鱼移动时，尾巴会产生两个连接在一起的流动的水圈(蓝色和红色代表相反的水流)，这使得鲨鱼有着强大的游动能力。
Some e-mails are very heartfelt and moving, too.
也有一些邮件非常真诚和令人感动，我保存了其中的一些。
Here your 'e moving into a new set of functions: functions that exist outside the basic applications, but are important to maintaining and managing your business.
下面将处理一组新功能：这些功能存在于基本应用程序之外，但是对于业务的维护和管理很重要。
The E, B representation of constitutive relations are given, the wave equation in moving medium and the equations which the longitudinal components of field quantities E, H satisfied are derived.
本文给出组成关系的E、B表示，导出运动介质中的波动方程及场量E、H纵分量满足的方程。
Consider the risk of rotating and moving equipment with exposed parts that might catch the glove and pull it into the equipment, i. e., drill press, grinders and lathes.
应考虑转动和移动设备的危险，此类设备的外露部件可能会缠住手套，并将其卷入设备中，如钻床、研磨机和车床。
With the increase of the velocity and acceleration of the moving target, it produces a large accretion of dynamic error of O-E theodolite.
随着被测目标运动速度和加速度的不断提高，导致光电经纬仪电视跟踪的动态误差急剧增大。
The high capability of O-E theodolite to track and acquire fast moving targets is required these years because of the rapid advancement of tested targets and automatization of equipments.
近年来，随着靶场测试目标速度的提高和设备自动化程度的提高，对光电经纬仪电视跟踪伺服系统的跟踪和捕获快速运动目标的能力提出了越来越高的要求。
When desired, that distance can also be maintained the same, e. g., regardless of whether the actuators are moving.
当需要时，例如，不论所述致动器是否正在移动，所述距离也可维持不变。
Three things make WALL-E such an enjoyable and moving film.
三个方面的因素使WALL-E成为如此令人愉快而又感动的电影。
Three experiments are described in the paper, i. e. the sound image of cross array with five elements, the sound image of underwater engine, and the sound image of moving ship model.
文中介绍了关于三种不同声源的声图像试验及试验结果，即：水下五元十字形声源的声图像；某型水下发动机的声图像和一艘水面航行船模的声图像。
Simulated moving-bed (SMB) adsorption is used for the separation of paraffins, i. e. , dewaxing by molecular sieve, which is one of the important processes in the production of alkyl benzene.
为提高分子筛脱蜡过程的效率，降低消耗，用模拟移动床动态吸附模型对分子筛脱蜡过程进行了模拟计算。
E-commerce is moving to maturity progressively.
电子商务正逐步走向成熟。
The biggest change facing e-commerce companies is moving from systems that match pallets of goods with orders and then ship the pallets to systems that can track and ship individual items.
电子商务公司面临的最大变化是要从货盘上的货与订单对得起来然后发运货盘的系统，转到能跟踪和发运每个物品的系统。
The biggest change facing e-commerce companies is moving from systems that match pallets of goods with orders and then ship the pallets to systems that can track and ship individual items.
电子商务公司面临的最大变化是要从货盘上的货与订单对得起来然后发运货盘的系统，转到能跟踪和发运每个物品的系统。
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