1·The number and material of puttying are varied upon base course of the wall, typically puttying in 3 times.
根据墙体基层的不同，刮腻子的遍数和材料也不同。一般情况为三遍。
2·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、喷涂聚氨酯磁漆等工艺流程及注意事项。