Abstract: A gas detection module includes: a fixed seat, a gas sensor including a detection chamber, and a micro pump. The micro pump includes a pump chamber, a first communication port, and a second communication port. The first and second communication ports are in communication with the pump chamber. The gas sensor and the micro pump are arranged side by side on the fixed seat, the fixed seat is provided with a first and a second fluid port that are both in communication with the outside of the fixed seat, the first fluid port is in communication with the detection chamber, the second fluid port is in communication with the second communication port, a flow channel is further formed on the fixed seat. One end of the flow channel is in communication with the first fluid port, and the other end is in communication with the first communication port.

Abstract: Disclosed herein are a screen interface unlocking method, a screen interface unlocking device, and a terminal. The screen interface unlocking method includes: when a terminal receives a screen interface wake-up instruction, receiving a screen interface unlocking key input by a user and collecting voice information input by the user; when the screen interface unlocking key matches a preset target screen interface decryption key and the voice information matches preset target voice information, controlling the terminal to enter a first operating system; and when the screen interface unlocking key matches the preset target screen interface decryption key and the voice information does not matches the preset target voice information, controlling the terminal to enter a second operating system.