On March 6, the quality inspection department and the general assembly department analyzed the large gap problem of the carpet on the middle platform. As shown in Figure 1, after the instrument assembly is assembled, there will be a fault phenomenon that the framework presses on the floor skin; after adjustment, more than 90% of the faults can be eliminated basically. The remaining 10% of faults need to be re analyzed for the faulty vehicle. As shown in Figure 3
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