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？
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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