This paper investigated the prilling, packing, storage and transportation of 6 large scale chemical fertilizer plants.
调查与测定了6个大化肥厂造粒和储运包装的运行情况.
The corrosion prevention s of urea prilling towers have inner corrosion and outer corrosion.
尿素造粒塔的腐蚀有内部腐蚀和外部腐蚀.
简答网 · 高考英语
简答网 · 初中英语作文
简答网 · 四六级英语
简答网 · 双语娱乐资讯
简答网 · 英语阅读