英语词汇“permissive block system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	permissive block system
释义	permissive block system permissive block system [pər¦mis·iv ′bläk ‚sis·təm] (civil engineering) A block system in which a railroad train is permitted to enter a block section already occupied by a train.
随便看	special product position special products generator special proficiency at rugged training and nation-building special program element funding special programming enhancements special programs and continuing education center special programs file special programs in religious education special programs management section strap with strap work strapwork strapwort strap you down strap you in strap you into strap you on strasberg strasberg lee strasberg, lee strasbourg strasbourg cathedral clock strasbourg court strasbourger pearson tulcin wolff strasbourg, france

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。