track protection

The paper firstly elaborates on the calculation principles of the main line system capacity analysis, including the calculation of interval train track, safety braking distance, safety protection distance, safety distance, train average travel speed and so on.

然后详细阐述了正线系统能力分析的计算原理，包括列车追踪间隔的计算，安全制动距离、安全保护距离及安全距离的计算以及列车平均旅行速度、全周转时间和运用车配车数的计算。

In the aspect of protection, China adopts the dual-track system of executive protection and judicial protection for intellectual property, which can make sure that they could learn the advantages from each other and avoid the disadvantage.

在保护方面，我国采用知识产权行政保护与司法保护的双轨制形式，能够很好地进行这两种保护方式之间的取长补短。

Study on Processing of MoS_2 Solid Lubricant Film for Anti-Corrosion and Anti-Ablation Protection of Airborne Launcher Slide Track

发射装置导轨用MoS2润滑防护干膜的热成膜工艺研究