In the case of far field sources, based on the subspace direction-finding technique, a new method for active calibration of array shape is presented.

文中基于子空间类测向方法，在远场情况下，提出了一种新的估计阵元位置误差的有源校正算法。

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The ae sensor calibration system based on pulsed surface wave sound field was built several commercial and self-made ae sensors had been calibrated on it.

建立了基于脉冲表面波声场的声发射传感器标定系统，对商用和自制的几种声发射传感器进行了标定。

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Experiments concerning the verification of the mathematical model, calibration of the sensing and measuring system, and field applications are carried out on the basis of the prototype.

在研制出样机的基础上，对数学模型的验证，起重传感器测量系统的标定，以及现场测试等方面进行了全面系统的实验研究。

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