The utility model relates to a safety protecting device for the automatic braking of automobiles, comprising a safetyplate, a protective net, an automatic air valve, and a propeller.
一种汽车自动刹车安全保护装置，有安全板、保护网、自动气阀、推进器组成。
2
Pollution flashover accident of insulators may threaten the operation safety of power system, whereas, the research on pollution flashover circuit model is based on the plate model by now.
绝缘子污秽闪络事故严重威胁电力系统的安全可靠运行，目前国内外对污闪机理的研究主要以平板模型为基础。
3
The corrosion of edge plate of upright metal oil tank strongly influences the normal operation and safety.