These results laid a solid foundation for the development of nondestructive measuring equipment of sugar content and maturity of watermelon.

本研究结果为开发西瓜含糖量的无损检测设备打下了良好的基础。

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Optical computed tomography (OCT) is an important product of optical measuring technique and tomography. It is a new nondestructive examination technique with high accuracy.

光学CT技术是光学测量技术与层析技术相结合的重要产物，它是一项崭新的高精度无损检测技术。

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In accordance with the technology of ultrasonic nondestructive pressure measurement, a sing-around device was developed for measuring the propagation time of ultrasonic wave.

针对超声波无损压力检测技术，开发了一种采用回振法测量超声波传播时间的装置。

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