短語(yǔ)詞組短語(yǔ)fixed gate -time 定閘門(mén)fixed continuous -time system 定連續(xù)時(shí)間系統(tǒng)fixed discrete -time system 定斷續(xù)時(shí)間系統(tǒng)Fixed -On Time 模式固定導(dǎo)通時(shí)間fixed -arrival time 固定到達(dá)時(shí)間 返回 fixed time