After the atoms absorb energy, they can achieve a transition from a low energy level to a high energy level.
举一反三
- 雨课堂: 语法判断 With the reflecting elements, an RIS can constructively combine the reflected signals to achieve a high level of energy, and further reconstruct the radio scattering environment into an intelligent one.
- Generally speaking, human needs develop from low level to high level.（ ）
- In Internet consumption, people's needs are developing from high level to low level.
- The energy level structure of semiconductor materials is not a discrete single-valued energy level, but a band structure with a certain width, called . A: Energy band B: Valence band C: Conduction band D: Forbidden band
- Apparent metabolizable energy（AME）is the remaining energy after subtracting（ ）from the gross energy. A: Fecal energy B: Urine energy C: Metabolizable fecal energy D: Gas energy E: Endogenous urine energy