Based on the nonuniformity analysis of image in the X-Ray security inspection system, a novel correction method using both software correction and hardware correction is proposed.

首先分析了X射线安检系统应用中图像非均匀性的原因，并在此基础上提出了一种新的软硬件结合的校正方法。

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Implement the school is in charge of the leadership responsibility system, strengthen the campus food hygiene security patrol, urged, inspection.

实行学校分管领导负责制，切实加强校园食品卫生安全的巡视、督促、检查力度。

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Selecting the correct grounding system, carries on the inspection maintenance regularly to the electrical equipment, may effective prevent has the security accident.

采用正确可靠的接地系统，定期对电气设备进行检查维护可有效地防止安全事故的发生。

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