滑行器上部有五条“T”形槽，可用螺钉和螺帽方便地在槽上固定光电门。

There are five is the taxi "T" type screw groove, usable and nuts in filigree conveniently fixed photoelectric door.

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车辆窗户上的另一个常见障碍物是用来固定窗户的螺帽。

Another common obstacle on vehicle Windows is the set of bolt caps that hold some Windows in place.

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保持住固定索(18)和(27)的端头以防止拆下螺帽(13)时固定索扭曲。

Hold the end of the retaining cables (18) and (27) to prevent twisting of the cables when you remove the nuts (13).

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