Observe the overcoating intervals specified for the primer.

注时与底漆的涂装间隔。

Application of polyurethane enamel on farmer trucks with key points in the processes of phosphating, priming, atomic ash puttying and enamel spraying is described.

介绍农用运输车磷化、喷涂底漆、涂刮原子灰、喷涂聚氨酯磁漆等流程及注事项。