固定轴式变速器 gearbox input shaft: 齿轮箱输入轴gearbox main drive shaft: 齿轮箱主动轴gearbox output shaft: 齿轮箱输出轴fixed shaft transmission: 固定轴式变速器fixed through shaft: 固定贯穿轴下载手机词典可随时随地查词查翻译