To detect water leaking of underground tube, the traditional method relies on the sound-electricity transformation. Therefore, detection sensitivity, depth and distance suffer great limitation.
传统的检测地下管道漏水的方法是以声—电转换为基础，这使得灵敏度、深度和距离都受到很大限制。
Does turbine pressure boost leaking control valve sound being able to measure or not?
涡轮增压的泄压阀声音能调节不？
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