transport velocity搬运: carry; transport; flitting速度: velocity; speed; blast; bat搬运速率: bed load function; transport rate营运速度: service speed抽运速度,抽运速率: pumping speed下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:搬运速度,即可在微信中查询翻译