Compared with the old signal system, the (signal system of) quasi-moving block shortens the safe distance of inter-train tracking interval and improves railway passing capability.
准移动闭塞信号系统研究的追踪列车间的安全间隔距离与旧的信号系统下相比较短，缩短了列车的追踪间隔时间，有利于提高铁路通过能力。
Research conclusions:The train control centre digital interfaces for CTCS2 is safe and reliable. It is feasible to achieve the interconnection between equipment with plug-and-play function.
研究结论：基于CTCS2列控中心数字接口是安全的、可靠的，实现互联互通、即插即用是可行的。
Each Member shall ensure that seafarers on ships that fly its flag are provided with occupational health protection and live, work and train on board ship in a safe and hygienic environment.
各成员国应确保悬挂其旗帜的船舶上的海员得到职业健康保护，并且在一个安全和卫生的环境下在船上生活、工作和培训。
Each Member shall ensure that seafarers on ships that fly its flag are provided with occupational health protection and live, work and train on board ship in a safe and hygienic environment.
各成员国应确保悬挂其旗帜的船舶上的海员得到职业健康保护，并且在一个安全和卫生的环境下在船上生活、工作和培训。
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