It looks like they did not even know they had to design the train for protection from lightning strikes.
火车没有防闪电设计，看起来他们连防雷击的设计都没有。
This text analyse lightning protection for instrument and meter of mine, expatiate on design idea, counter-measure, and daily maintenance and inspection routine for lightning protection of mine.
文章分析了矿山仪器仪表的防雷问题，着重阐述了矿山防雷的设计理念、措施和日常维护检查工作。
The design and calculation of illumination system for modern architecture were emphatically described, and lightning protection and grounding design of high rise building were briefly introduced.
重点阐述了现代建筑中照明系统的设计与计算，并简介了高层建筑的防雷及接地设计。
Tower surge impedance is an important parameter for lightning protection design, but its value is not well determined.
杆塔波阻抗是防雷设计中的一个重要参数，国内外对这一问题一直未能很好地解决。
Directing towards lightning protection, issues for grounding device design and installation that should be noticed are discussed.
本文主要分析了电气系统的接地方法，接地装置的检查和维护，安全接地以及有关的注意事项等。
Directing towards lightning protection, issues for grounding device design and installation that should be noticed are discussed.
本文主要分析了电气系统的接地方法，接地装置的检查和维护，安全接地以及有关的注意事项等。
应用推荐