continuous beltdrive beltdrivign beltdriving beltpulley belttransmission belt传动: transmission; drive; driving ...皮带: leather belt; leather girdle ...传动皮带轮: drive pulley; driver pulley; driving pulley传动皮带罩: drive belt housing双传动皮带: twin-drive belt下载手机词典可随时随地查词查翻译
