“overspeed governor of lift”的概念、定义、翻译、参考文献-科学参考

单词	overspeed governor of lift
释义	overspeed governor of lift Encyclopedia 工学特种设备安全保护装置释 overspeed governor of lift电梯限速器在电梯超速运行、运行失控或悬挂装置断裂等状况下，能及时发出信号，切断供电电路，使曳引机产生制动效果；若电梯仍然无法制动，则驱动安装在轿厢底部的安全钳迅速将电梯轿厢制停在导轨上并保持静止状态，从而避免发生人员伤亡及设备损坏事故的安全装置。
随便看	principal number principal nutation principal object principal offender principal of land laws principal of least dissipation of energy principal open set principal optical axis principal orbit principal orbit type principal order principal order module principal parabola principal parameter principal part principal partition principal part of an infinitesimal principal plane principal plane of crystal principal plane of photograph principal plane pattern principal planet principal point principal point of photograph principal polarization

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。