气泡检测器是基于光的全反射原理。
The optical bubble-detector is based on the principle of total internal reflection.
用一灵敏光检测器接收全反射信号，就可分辨出液体中的气泡。
If a sensitive photoelectric detector is placed in this detective system to receive the signal of total internal reflection, the bubble in the fluid can be detected.
用一灵敏光检测器接收全反射信号，就可分辨出液体中的气泡。
If a sensitive photoelectric detector is placed in this detective system to receive the signal of total internal reflection, the bubble in the fluid can be detected.
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