The basic principle of determining the level of violation: the nature of the act, the damage caused and the severity of the impact, or whether the offender intends to make a determination.

What are the safety warning slogans? (Multiple Choice)

When hoisting manually, which one should be limited to the personal capacity of the hoisting personnel?

The front and back floors of the cabinet where the server is installed need to have an open ventilation floor.

What are the safety requirements for the operation on the tower? (Multiple Choice)