“keep-alive contact”的概念、定义、翻译、参考文献-科学参考

单词	keep-alive contact
释义	keep-alive contact 电流保持接点保弧触点
随便看	trough conveyer trough core trough crab trough crossbedding trough cross set trough earthquake troughed aluminium sheet troughed belt troughed belt conveyer troughed belt conveyor trough-edge troughed roller conveyor troughed rubber belt shuttle conveyor trough fault trough flow trough girder trough grinding-polishing machine trough gutter troughing troughing belt troughing conveyer troughing idler troughing idlers (皮带机用) troughing roller troughing rolls

科学参考收录了1248194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。