security manual

At present, traditional manual methods are still adopted in the cleaning and testing operation of oil tank, which exist lots of problems such as high labor-intensive, long construction period, poor security, low oil recovery, environmental pollution and so on.

目前我国的储油罐清洗和检测工作仍采用传统的人工方法，人工方法存在着劳动强度大、施工周期长、安全性差、原油回收率低、污染环境等问题。

Conventional network security techniques such as firewall and encryption technique have limited defense effects, and all of them belong to the category of static security techniques whose implementation and maintenance need manual work.

虽然传统的防火墙、加密等信息安全技术有一定的防御作用，但都属于静态安全技术范畴，需要人工来实施和维护。

An important method that complements the kinds of black-box testing described above one that is particularly effective at uncovering security risk in application software is manual code review.

上面描述的黑盒测试对于应用软件中未暴露的安全风险尤其有效。手工的审查代码，是对它的一个很重要的补充方法。

Conventional network security techniques ( such as firewall, encryption technique etc) have limited defense effects, but all of them belong to the category of static security techniques, their main drawback is that their implementation and maintenance need manual work, and cannot actively follow intruder.

虽然传统的网络安全技术（如防火墙、加密技术等）有一定的防卫作用，但都属于静态安全技术范畴，静态安全技术的缺点是需要人工来实施和维护，不能主动追踪侵入者。

Intelligent Security Alarm System: One but unsafe incidents, can be manual or automatic alarm.

智能安防报警系统: 一但有不安全的事件发生, 就可进行人工或自动报警.