你们必须卸掉井口大螺栓。

You must break out all the large bolts on the wellhead.

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从最后一个导向螺栓开始每隔180度，将3个大螺栓分别拧紧全部行程(按任何顺序)。

Starting 180 degrees from last pilot bolt, tighten 3 large bolts all the way (any sequence).

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进行电气插头的电气搭接和部件的电气搭接。在机身和大翼使用导电的螺栓、螺钉和搭接线。

Do the electrical bonding of electrical connectors and of the components. Use conductive bolts and screws and bonding straps in the fuselage and in the wings.

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