extra wheel

With the simulation calculation of dynamic model, it indicates the extra eccentric mass of wheel is the main reason for shimmy.

通过对动力学模型的仿真计算，发现车轮过大的偏心质量是导致摆振的主要原因。

Hospitals have to invest in extra wide beds, wheel chairs, patient lifting devices and extra staff to help lift and transport patients.

医院不得不投资购进超宽的床位、轮椅、抬降患者的设备以及额外的工作人员来帮助抬和运送患者。

Even for a few days after the time switch, motorists should exercise extra caution behind the wheel, especially commuters who have worked a long day.

即使在夏时制结束后的数日内，驾驶员在驾驶时也应当格外小心，尤其是工作了一白天的上班族。

Extra luxury and comfort touches include a heated steering wheel and seats swathed in one of four tones of semi-aniline leathers matched to one of three coordinating wood-grain trims.

额外的豪华和舒适的亮点包括一个加热方向盘和四吨半匹配三个一个协调的木纹装饰苯胺皮革裹着一席。

Bringing forward the arithmetic for differentiating and analyzing the extra slope of wheel load signal;

提出汽车轮载信号的特征斜率辨识算法；