We spent days hand scraping and sanding, re-priming and -painting them, but we used indoor paint on them.
我们花了几天的时间，打磨，沙光，涂底漆，上油漆，可是我们竟然上了室内用漆。
2
A primingpaint usually supplied as two separate components which require to be mixed immediately prior to use and thereafter is usable for a limited period only.
一种通常以两种单独的成分供应的底漆，需要在用之前即时混合并且只能在有限的时间内使用。
3
The preparing, performance and upgrading by epoxy resins of primingpaint coating of iron and steel of water-solubility acrylic are discussed in this paper.