如何书写病例报道的英文摘要 ... •肠鸣音正常（亢进、减弱、消失）[normal (hyperactive, diminished, absent) bowel sound] •气过水声[gurgling] •振水声[succusion (splashing) sound] ...
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压差水听器是水声矢量水听器的一种实现形式，同振球则是另一种实现形式。
Pressure gradient hydrophone is one of the implementation forms of acoustic vector sensors while another form is the vibrating sphere.
为了准确地对水声换能器进行动态校准，必须要具有声-振复合试验环境。
To calibrate acoustic transducer well and truly, an acoustics and vibration multiple environments is necessary.
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