美国发明了一种防窃自动销毁磁盘.该数据磁盘装在一个较大的盒子内,其中有其自备的读出磁头和驱动马达.盒子内的磁盘是和擦洗表面的马达驱动轮相对置的,在正常情况下由一线网保持与磁盘处于脱离状态,而线网山销子保持就位.如果有人强行打开盒子想取出磁盘,就会带动销子而把线网放开,于是弹簧把转轮向前推进,触及磁盘并把其表面销毁. The United States invented a tamper-resistant autocrave disk, which is housed in a larger box with its own read-out head and drive motor, and the disk inside the box is opposite the motor-driven wheel that scrubs the surface , Under normal circumstances by the first line to keep the disk and the disk is in a state of separation, and the line mountain pin to keep in place.If someone forcibly opened the box to remove the disk, it will drive the pin and the network open, so the spring The runner moves forward, hitting the disk and destroying it.