negative-bus auxiliary resonant circuit 直流负总线辅助谐振电路
negative-bus 负总线
negative bus-bar 负极汇流排
universal serial bus negative 通用串行总线端口负
universal serial bus data negative 通用串行总线数据负
This paper describes a new method by which the positive, negative resistance to ground of DC bus and branch could be tested precisely by mere use of universal instruments and standard resistors.
提出一种仅用万用表和标准电阻就可以准确测量出直流母线和支路负荷正对地电阻、负对地电阻的新测量方法，这种方法能准确查找绝缘低故障支路；
The results indicate that when the road length is less than 500 meters, the bus-only lane exerts negative impact on the road traffic operation.
结果表明，在路段长度小于500米时，设置公交专用道往往会对路段的交通运行产生负面影响。
School bus safety problems reflect the problems to many children's health issues, schools, parents, school bus drivers, the negative impact of the various classes.
校车安全隐患问题给多方面反映出问题，孩子的健康问题，学校，家长，校车司机的各阶级带来的负面影响。
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