The advantage of having only two wheels is that the car can be shrunk into a small package.
仅用双轮的优点是汽车能够缩水成小包装。
With two wheels in the front and two full seats it almost looks like a racecar, but it only has one rear wheel.
该车前端配置两轮，配备两个座位，外形酷似赛车，但其尾端只有一个后轮。
The fact that it is the only futuristic green car that runs on two wheels earns this a direct spot on the list, if nothing else does.
事实上这款汽车能榜上有名是因为它是未来环保汽车中唯一的双轮汽车。
Only after getting the contours of wheels and rail, and combining the two together, the effect of geometric contact conditions on the running performance of operating railway cars can be obtained.
只有掌握了车轮和轨道的轮廓型面，并将两者相结合，才可能掌握几何接触状况对铁路运营车辆的运行性能所产生的影响。
With only an inter-axle traction control unit installed. one axle can take over the drive if traction is lost beneath either one or two wheels on the other.
只有一个轴牵引控制单元安装。一轴可以接管该驱动器如果牵引丢失下面一个或两个车轮的问题。
When using the idler wheel only, fix the brace on the axes of the two idler wheels in paratactic or in series and the top of brace has footplate axes.
单独使用滚轮时，可在并列或者前后串列的两个滚轮的转轴装上曲柄，曲柄顶端有踏板轴。
Human nature design, no matter is the assembly or gathers that only needs 30 seconds to complete, USES two wheels to move positions, it is also convenient and fast, ordinary time may lock fixedly.
人性化设计，不论是组装或收合只需30秒轻松完成，利用两轮移动位置，方便且快速，平常的时候可将之锁上固定。
Human nature design, no matter is the assembly or gathers that only needs 30 seconds to complete, USES two wheels to move positions, it is also convenient and fast, ordinary time may lock fixedly.
人性化设计，不论是组装或收合只需30秒轻松完成，利用两轮移动位置，方便且快速，平常的时候可将之锁上固定。
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