v.(飛機(jī)等)式樣翻新;改進(jìn)
n.翻新;改進(jìn)
Engineered with a modular approach, NIBCO's electric and pneumatic actuation systems give you flexibility to actuate new valves or retrofit existing valves. 由于采用模塊式結(jié)構(gòu),美國(guó)尼伯科電動(dòng)和氣動(dòng)執(zhí)行機(jī)構(gòu)系統(tǒng)可以靈活應(yīng)用在新閥門或改進(jìn)閥門上。
v.作翻新改進(jìn)(動(dòng)詞retrofit的過(guò)去式和過(guò)去分詞)