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- An analytical study is made on the single superphosphate process system. 摘要对普通过磷酸钙生产系统进行了（火用）分析研究。
- For small size plants of single superphosphate,some measures to control water content in producttion are proposed. 对普钙生产过程中减少和控制产品水分的方法进行探讨。针对小普钙厂控制产品水分提出了一些可行的方法。
- Effect of active addition agent and ultrasonic on reaction kinetics of phosphate rock and sulfuric acid in the single superphosphate (SSP) process are studied. 进行了使用活化添加剂(化学方法)和外加超声波(物理方法)对过磷酸钙生产中磷矿硫酸反应过程动力学影响的实验研究。
- The significance of using high-Mg phosphorite, some countermeasures for keeping single superphosphate operation well with those phosphate rocks and its achievements are presented. 阐述应用高镁磷矿生产过磷酸钙的意义，利用高镁磷矿维持过磷酸钙生产及产品质量的工艺措施和取得的效果。
- In order to solve problems such as caking, long maturing time existed in the production of single superphosphate(SSP), active &porous agent(APA) is introduced in the system. 针对过磷酸钙肥料存在的易结块、熟化期长的问题开展了对过磷酸钙生产工艺进行优化的研究。
- The lignite with organic matter is applied in granular compound fertilizer production, together with urea, monoammonium phosphate, muriate of potash, single superphosphate and ammonium bicarbonate raw materials, by a pan granulator. 褐煤提供有机质,以尿素、酸一铵、化钾、磷酸钙、酸氢铵为无机原料,用盘式造粒机生产粒状有机无机复混肥。
- In line with the corrosion of main equipment in medium and small single superphosphate plants, an inquiry is made into the use of polypropylene plastics in mixers, agitator propellers and the fluorine recovery system for prevention of corrosion. 结合中、小过磷酸钙生产企业在生产中存在的主要设备腐性问题，探讨了聚丙烯塑料在混合器防腐、搅拌桨防腐处理及在氟回收系统中的应用情况。
- single superphosphate fertilizer 普钙磷肥
- Keywords single superphosphate sulfur fertilizer; 普通过磷酸钙;硫肥;
- Keywords single superphosphate（SSP）;bag dust filter;dedusting; 过磷酸钙;布袋除尘器;除尘;
- Keywords single superphosphate（SSP）;technique improvement;product quality; 过磷酸钙;技术改造;产品质量;
- Keywords coloured single superphosphate（CSSP）;coal slag;coke ash;experiment; 有色过磷酸钙;煤灰;焦灰;试验研究;
- Keywords polypropylene single superphosphate corrosion prevention use; 聚丙烯;过磷酸钙;防腐;应用;
- Keywords single superphosphate;tail gas;defluorination;dynamic froth bed; 过磷酸钙;尾气;脱氟;动态泡沫净化器;
- Keywords soil;lead;single superphosphate;forms transformation;bioavailability; 土壤;铅;过磷酸钙;形态转化;生物有效性;
- Keywords single superphosphate;agglomeration;active and porous agent;test; 过磷酸钙;结块;活化疏松剂;试验;
- Keywords single superphosphate rock sources quality con-sumption analysis; 过磷酸钙;矿源;质量;消耗;分析;
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- He got over the stream with a single leap. 他一跃就跳过了小溪。
