天车防碰装置 meaning in English
crownblock protector
Examples
- Check and reset crown - saver on every tour
每个班都要检查并重新调整天车防碰装置 - Check and reset crown - saver on every tour
每个班都要检查并重新调整天车防碰装置 - Function test the anti - freefall brake on monthly basis
每月对天车防碰装置进行功能试验