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。
The first domestic production, export of dual-phase steel self-priming pump Will England, corrosion of cast iron shell technology, the world's leading diversion.
国内首家生产，出口英国威尔的双相钢脱硫泵，技术世界领先。
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