SL machine room refers to the server machine room. The full name of SL is "Server Room", which is the room or area used to store computer servers and related equipment. SL machine rooms usually have the following features:

Environmental control: SL machine room needs to have a good environmental control system, including temperature, humidity and air circulation control, to ensure the normal operation of servers and equipment.

Power supply: SL machine room needs reliable power supply, usually equipped with UPS (uninterruptible power supply) system to prevent sudden power failure from damaging servers and equipment.

Security: SL machine rooms usually take strict security measures, including physical access control, surveillance cameras, fire protection systems, etc., to protect the security of servers and data.

Network connection: The SL machine room needs to be connected to the network provider or data center to ensure that the server and equipment can transmit data through the high-speed network.

Cabinet and cabling: SL machine rooms usually use cabinets to place servers and equipment, and reasonable cabling is required to ensure the stability and tidiness of data transmission.