本实用新型结构简单、插接牢固、导通的电流大。
The utility model has the advantages of simple structure, firm insertion and large conducting current.
所述的起落架插接或挂在机身头部的下方。
The undercarriage is spliced or hung below the head part of the plane body.
检查插接件的紧固状态；
检查插接件的紧固状态；
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