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。
A priming paint 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。
The preparing, performance and upgrading by epoxy resins of priming paint coating of iron and steel of water-solubility acrylic are discussed in this paper.
本实验论述了水溶性丙烯酸钢铁底漆涂料制备、性能以及用环氧树脂对其进行改性。
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