The electronic evidence is different from other evidences; therefore the evidence collection of computer-related crime is also different from the traditional crime.

电子证据具有不同于其他证据的特征，因此计算机犯罪取证也不同于传统的犯罪侦查取证。

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Disk storage medium such data recovery method research evidence With the popularization of computer and network, high-tech crime rampant, try to hide evidence of the crime.

硬盘等贮存介质中数据恢复办法的研讨取证随着计算机和网络的提高，高科技立功日益猖獗，不法分子会想方设法掩盖立功证据。

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"We have around 140, 000 police officers in the UK. And yet barely 1, 000 of them have been trained to handle digital evidence at the basic level and fewer than 250 are currently with Computer Crime Units or have higher level forensic skills, " said David Harrington, report author.

BBC: NEWS | Technology | Police 'need more e-crime skills'