The
three basic processes involved in generating laser include:()
A: spontaneous
radiation
B: stimulated
emission
C: stimulated
absorption
D: laser
amplification
three basic processes involved in generating laser include:()
A: spontaneous
radiation
B: stimulated
emission
C: stimulated
absorption
D: laser
amplification
举一反三
- The light emitted by the LED is incoherent light, and its basic principle is . A: spontaneous radiation B: stimulated absorption C: stimulated radiation D: spontaneous absorption
- The light emitted by the LED is incoherent light, and its basic principle is . A: stimulated absorption B: spontaneous radiation C: stimulated radiation D: spontaneous radiation
- Which is NOT the correct description about Laser? A: It stands for Light Amplification by Stimulated Emission. B: It’s a beam of light energy. C: All the light waves in a laser are emitted in the same rhythm. D: The light waves in a laser are of different wavelengths.
- According<br/>to the type of sensor, SLAM can be divided into () A: Vision<br/>SLAM and laser SLAM B: Sensory<br/>SLAM and visual SLAM C: Auditory<br/>SLAM and visual SLAM D: Azimuth<br/>SLAM and laser SLAM
- 产生激光（光的受激辐射放大）的四个过程中，最重要的是 A: Pumping B: Spontaneous emission C: Stimulated emission D: Absorption