拔下前线束并松开前接地端横梁。
Pull off front wire harness and loosen front ground strap cross member.
此外，在进行运送和装配时每一个所述侧梁构件和所述端部横梁构件最好具有连到它们的滚柱道部分和环形齿轮部分。
Further, each of the side members and end cross members preferably has a section of a roller path and section of a ring gear attached to them while being transported and assembled.
在吊车横梁的一端有扩展来加固，由另一端的地轴架来支撑。
The extension is spliced to the trolley beam at one end, and is supported by a floor-standing posts at the other end.
在吊车横梁的一端有扩展来加固，由另一端的地轴架来支撑。
The extension is spliced to the trolley beam at one end, and is supported by a floor-standing posts at the other end.
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