In the current, enterprise capital operation of our country has the problems of idea distortion, the fuzzy subject, lacks the talented person, the less foreign capital operation and so on.
当前我国企业资本运营中存在着理念扭曲、主体模糊、人才缺乏、对外资本运营较少等问题。
The wavelet transform has no ability to resist to geometric distortion, so the wavelet domain watermarking resisting to geometric distortion is a very difficult and challenging subject.
小波变换不具有几何不变性，因此，小波域水印对抗几何攻击是一个十分困难和富有挑战性的课题。
Personal interviewing is the most expensive method and requires more administrative planning and supervision. It is also subject to interviewer bias or distortion.
当面采访是罪昂贵的方法，它需要更周密的计划与指导。当然它还会带有被采访者的偏见与歪曲。
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