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- Keywords electron probe;acidulated phosphate fluoride;deciduous tooth;enamel; 电子探针;酸性氟磷酸盐;乳牙;釉质;
- The effect of Nd: YAG laser irradiation combined with acidulated phosphate fluorid treatment on the acid resistance of human enamel 激光照射与酸性氟磷酸盐联合应用对离体人牙齿釉质脱矿的影响
- Acidulated Phosphate Fluoride 酸化磷酸盐氟化物(含0.;31%25氟离子的0
- Process features and experimental results of production of compound fertilizer from partially acidulated phosphate rock in one step are presented. 介绍部分酸化磷矿一步法制复肥的工艺特点及实验研究结果。
- The effect of partially acidulated phosphate rock compound fertilizer and the degeneration mechanism of water soluble phosphate in soil were introduced. 介绍了部分酸化磷矿一步法制复合肥的肥效及水溶磷在土壤中的退化机理。
- partially acidulated phosphate rock 部分酸化磷肥
- Keywords DFP hydrolase;diisopropyl phosphate fluoride（DFP）;isotachophoresis; 等速电泳;有机磷水解酶;二异丙基氟磷酸脂（DFP）;
- Study on preparation of partially acidulated phosphate rock compound fertilizer with one-step method 部分酸化磷矿一步法制复肥研究
- Study on Manufacturing Partially Acidulated Phosphate Rock Compound Fertilizer in One Step(PACF) 部分酸化磷矿一步法制复混肥(PACF)的实验研究
- Does fluoride help prevent cavities? 氟可以防止蛀牙吗?
- Lab Experiment on Harm of Fluoride on Rubber Trees. 大气氟化物对橡胶树的伤害实验研究。
- Dried Aluminium Fluoride Producing Facility. 干法氟化铝生产装置建设。
- Study on Polyvinylidene Fluoride Coating. 聚偏氟乙烯涂料的研究。
- The effect of activation porous agent on reaction process of phosphate rock acidulated by sulfuric acid was studied. 用硫酸分解开阳磷矿,研究了活化疏松剂(APA)对该反应过程的影响。
- PH is 6.5 to 8, no sulfur or fluorid. PH值为6.;5到8之间，不含硫、氟化物。
- Fluoride has many effects on cell mem brane . 氟对细胞膜有多方面的影响。
- The phosphate also acts as a binder. 磷矿还起胶结剂的作用。
- We make superphosphate by reacting rock phosphate with sulphuric acid. 我们使磷酸盐岩同硫酸发生化学反应制造过磷酸钙。
- Baoying County Phosphate Fertilizer Plan. 宝应县磷肥厂。
- Wanxian City Phosphate Fertilizers Facto. 万县市磷肥厂。
