英语词汇“permissive block signal”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	permissive block signal
释义	permissive block signal 权宜闭塞号志(机)
随便看	wire back wire back-tie wire back tie wire bail wire bails wire baling wireball wire band wire-bar wire bar wirebar wirebar copper wire bar copper wire barrow wirebars wire basket wire basket strainer wire bead wire bead core wire becket splice wire belt wire belt dryer wire belting wire bending and forming machines wire bending pliers 山鹰不怕劈头风山鹰不怕峰峦陡山鹰叼蛇，十拿九稳山鹰常居荒山，总是桀骜不驯的；烈马放纵在草原上，总是暴躁踢人的山鹰的翅膀是飞出来的山鹰越飞越高，骏马越跑越快山鹰飞得再高，也驮不动一块石头岁不寒，无以知松柏岁不我与，分阴可惜岁不我与，日月骏奔移译移调移赠移送移锚移防移项移风易俗移驻移驾