pedestal change-speed gear with worm-gears_专利英汉词典
pedestal change-speed gear with worm-gears
[专利英汉词典]
pedestal change-speed gear with worm-gears【机械工程；照明；加热；武器；爆破】
带有蜗杆蜗轮副的轴承变速齿轮
是什么意思，pedestal change-speed gear with worm-gears的解释，pedestal change-speed gear with worm-gears的翻译
