Guide for insulation test on site lightning arrester tests .

现场绝缘试验实施导则避雷器试验。

Unscrew fastening nuts from door arrester .

将紧固螺母从车门限位器上旋下。

A lightning arrester is the most effective way to prevent lightning stroke .

装置避雷针是避免雷击的有效方法。

Lever off door arrester from ball pin using a suitable tool .

将车门限位器从球销撬出，方法是使用适合的工具。

Carrier-style arrester wires would cause too much damage and would hardly be comfortable for passengers .

航母式拦截索会对飞机造成太大的损伤，而且乘客也不会舒服。