基本解釋滴油潤滑器詞組短語短語drip feed lubricator 滴給式注油器;滴油潤滑器drip feed oil lubricator 點滴注油器drip -feed lubricator [機(jī)]滴油潤滑器drip lubricator更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)滴油潤滑器交通運(yùn)輸工程滴油潤滑器