充分吸收了近年来国内国外变频调速方面的先进技术，特别适用于起重机高起动转矩和频繁起动的要求。

Absorbed the best of both domestic and abroad advanced techniques, the motors are especially suitable for high starting torque and frequent starting of crane.

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获得的技术必须是适用的先进技术。

The technology acquired shall be appropriate and advanced.

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信号处理的先进技术，如离散小波变换(DWT)和纠正多分辨傅立叶变换(MFT中)是适用于调查的振动和电流瞬变。

Advanced signal processing techniques such as discrete wavelet transform (DWT) and a corrected multiresolution Fourier transform (MFT) are applied to investigate the vibration and current transients.

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