两维fft系统包括激光探针，数字示波器，移动平台，计算机等。
The 2? D FFT system consists of a laser probe and a digital oscilloscope.
绝缘套筒相对于探针针尖可移动，并且可以标引至少两个位置。
The insulative sleeve is moveable relative to the probe tip and may be indexable to at least two positions.
绝缘套筒相对于探针针尖可移动，并且可以标引至少两个位置。
The insulative sleeve is moveable relative to the probe tip and may be indexable to at least two positions.
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