reverse leading

reverse leading: in a photosetter, the moving of film or paper "backwards" to achieve certain typographical requirements.

反向行隔：照相排字机把菲林或相纸向后移动，以配合进行一些排字要求的情况。

The fair's organizing committee said an employee mistakenly hit the "forward" button, instead of the "reverse" one, leading to the accident.

展会组织者称，工作人员误将“前进键”当成“后退键”操作导致了这次事件。

A phase shift converter can achieve zero voltage switching on the leading leg and zero current switching on the trailing leg by utilizing the reverse avalanche characteristics of IGBT. This circuit can provide low switching losses when IGBT is operating in high switching frequency.

利用IGBT的反向雪崩特性，实现伪相移变换器前臂零电压、尾臂零电流开关，使IGBT可在高开关频率下运行，且降低了开关损耗。