中立旁通
The results shows that instantaneous turning center is not in the centerline of rear tandem axle, but offset backward the centerline of rear tandem axle, and the offset value increases with the lengthening of rear tandem axle wheelbase;
结果表明,瞬时转动中心不在后二轴中心线上,而是相对后二轴中心向后偏移,且偏移量随后二轴轴距增大而增大;
In order to reduce the influence of vibration of electric submersible pumps on the thrust bearing, disc spring is assembled at the bottom of the thrust bearing in the center tandem motor and lower tandem motor.
为了降低潜油电泵机组的振动对止推轴承性能的影响,在潜油电机中节和下节的止推轴承静块底部安装了蝶形弹簧。
英语网 · 四六级英语
英语网 · 双语新闻
英语网 · 初中英语作文
英语网 · 双语娱乐资讯