gravity-feed linegravity-feed pipe重力: gravity; force of gravity; g ...自流: flow automatically; flow by ...进料: charge-in; feedstock; chargi ...管: pipe; tube燃料重力自流进料: gravity fuel feed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:重力自流进料管，即可在微信中查询翻译
