Electrical capacitance tomography (ECT) technique has the advantage of being non-intrusive, simple in structure, fast in response, low in cost, wide in application and good in security.

• 电容层析成像(ECT)技术具有非侵入、结构简单、成本低、响应速度快、安全性能好、适用范围广等优点,近几年得到较大发展,并正在逐步走向工业应用。