A kind of dynamic wheel-track contact element is designed by the technology of ANSYS User Program Features.

利用ANSYS用户可编程接口技术，设计了一种轮轨动力接触单元。

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By applying the pendulum-arm mechanism, the wheel-track-interacted driving is eventually realized for this purpose.

采用摆臂机构搭载上障碍物，然后利用车轮和履带共同驱动跨越障碍物。

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It's called Smart Wheel, and it's designed to fit over the steering wheel of most standard vehicles to track whether or not the driver has two hands on the wheel at all times.

它被称为智能方向盘，它的设计适合大多数标准车辆的方向盘，用来跟进驾驶员是否一直将两只手放在方向盘上。

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The Storm posed a special challenge for RIM because the company's operating system had always been tailored to a keyboard and click-wheel or track-ball for navigation, rather than a touch screen.

WSJ: BlackBerry Storm Is Off To Bit of a Bumpy Start

This video shows Translogic's Bradley Hasemeyer behind the wheel of the track-friendly (but also street legal, licensed as a motorcyle) vehicle and talking to the people who built it.

ENGADGET

It includes one hour of classroom instruction, video demonstrations and chalk talk, a half-hour track and vehicle orientation, lunch, and four and a half hours of track exercises in front and all-wheel-drive vehicles.

FORBES: Make Winter Driving Fun And Safe: The Bridgestone Winter Driving School