Cleaning new part sanding priming and if necessary pre-painting inner surfaces seams and edges that will no longer be accessible or insufficiently so after installation of the part.
清洗、打磨新零件并为其涂底漆，必要时，预先为不再接触的内部表面、接缝和边缘喷漆，或者如果这样做效果不佳，则在安装零件后就喷漆。
Finally, time was spent cleaning up the edges removing any unnecessary line work.
最后，开始花时间清理边缘，删除不需要的线。
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