常见例句双语例句JF208C (TQFR-3000BW) brushless exciting synchronous traction generator, radial self-ventilation, lengthening core.JF208C（TQFR—3000BW）无刷励磁型同步牵引发电机，径向自通风，铁心加长。www.zbem.com.cn 返回 synchronous traction generator