“交通信号灯”的概念、定义、翻译、参考文献-科学参考

单词	交通信号灯
释义	交通信号灯 Encyclopedia 工学公路交通指示释 traffic light交通信号灯指挥交通运行，利用灯光变化发出信号指令的灯。
随便看	nebulizer therapy nebulosity nebulous bridge nebulous cluster nebulous envelope nebulous object nebulous patch nebulous ring NEC necator americanus necessary necessary and sufficient condition necessary and sufficient statistic necessary and sufficient σ-field necessary condition necessary condition for optimality necessary heirship necessary labor under the socialist system necessary labour and surplus labour necessary nutrients necessary observation necessary product and surplus product necessary statistic necessary topology necessity

科学参考收录了854744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。