基于归一化尺度计盒维数方法研究了超声波分形特征。
Fractal properties of ultrasonic signal are researched based on normalized scale box-counting dimension method successfully.
非接触式超声波水位计是多沙河流较理想的水位自动监测设备。
No-contact ultrasonic water gauge is an ideal equipment for surveying water stage automatically in the river with large amount of sediment.
移动车体装有环形分布的超声波传感器阵列作为距离感知工具测量和路标之间的距离，里程计作为机器人自身的辅助定位工具。
Mobile robot body has a distribution of ultrasonic distance sensor array perceived as a tool for measuring the distance from the landmarks, a milestone of its own robot-assisted positioning tools.
拥有超声波测厚仪、硬度计、红外线测温仪、扭力板手等先进的检测设备及多台套大中型阀门压力试验台等成品性能测试设备，确保产品交付合格率100%。
Ultrasonic Thickness Gauge, hardness tester, infrared thermometer, and torque wrench and many finished product test equipment etc. Those attribute to conformance rate of delivered products is 100%.
拥有超声波测厚仪、硬度计、红外线测温仪、扭力板手等先进的检测设备及多台套大中型阀门压力试验台等成品性能测试设备，确保产品交付合格率100%。
Ultrasonic Thickness Gauge, hardness tester, infrared thermometer, and torque wrench and many finished product test equipment etc. Those attribute to conformance rate of delivered products is 100%.
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