烘焙生产工艺设备维护 - 2026 进行中

科目: 烘焙生产工艺设备维护
级别: XII
类别: 大学生
测试题目: 英语
问题示例: A spiral mixer exhibits a periodic torque pulsation at exactly twice the shaft rotation frequency, while the coupling is correctly aligned. Which diagnostic approach is most appropriate? Replace the overload relay immediately, Increase the gearbox oil viscosity, Compare the frequency spectrum with expected gear-mesh and imbalance frequencies, Reduce the motor supply voltage