“disk signal”的概念、定义、翻译、参考文献-科学参考

单词	disk signal
释义	disk signal [¦disk ¦sig·nǝl] ^{CIVIL ENGINEERING} Automatic block signal with colored disks that indicate train movements.
随便看	Crocodilia crocodiling Crocodylidae Crocodylinae crocoisite crocoite crocus crofting Croixian CROM Cro-Magnon man cromfordite Cromwell Current cron croning process cronstedtite crooked hole crooked-hole country Crookes dark space Crookes glass crookesite Crookes radiometer Crookes tube crop crop coal

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。