The influence of influent nitrate on phosphorus removal efficiency of phosphate reduction systems under anoxic and aerobic condition was studied by changing the concentration of influent nitrate.
通过改变进水硝酸盐浓度，考察了硝酸盐对缺氧和好氧两种不同氧环境下的磷酸盐还原系统除磷效能的影响。
Aim To study the synthetic procedure, properties and flame retardant efficiency of a novel halogenated phosphate.
目的研究一种新型卤代磷酸酯的合成工艺、性能及阻燃效能。
With glucose as electron donor, the efficiency of phosphate reduction was twice as high as that of hypophosphite reduction at the same amount of electron donor.
以葡萄糖作为电子供体，比较了磷酸盐和次亚磷酸盐的还原情况。
The comprehensive utilization of by-product fluosilicic acid from phosphate fertilizer production is significant in terms of environmental protection, economic efficiency and resource utilization.
磷肥副产氟硅酸的综合利用对环境保护、经济效益、资源利用方面都具有重大意义。
Technological process and efficiency of the fertilizer potassium metaphosphate from phosphorus, phosphoric acid or phosphate fertilizer and potassium chloride were introduced.
介绍用元素磷 （或磷酸或磷肥 ）和氯化钾生产偏磷酸钾肥料的工艺及产品肥效。
The results show that saponin has a stronger fixing capacity for heavy metals, and has the same fixing efficiency as thiourea and tertiary sodium phosphate.
经重金属毒性浸出试验表明，茶皂素对飞灰中的重金属具有较强的束缚能力，其稳定化效果与硫脲和磷酸钠螯合剂能力相当。
The lithium iron phosphate material produced by the invention has low energy consumption, high efficiency and good product quality.
本发明生产磷酸铁锂材料，能耗低、效率高、产品品质好。
The invention discloses high-efficiency phosphate-solubilizing Clostridium butyricum, a preparation method and application thereof, belonging to the technical field of agricultural microorganisms.
本发明属于农业微生物技术领域，公开了一株高效解磷的丁酸梭菌，其制备方法及应用。
The invention discloses high-efficiency phosphate-solubilizing Clostridium butyricum, a preparation method and application thereof, belonging to the technical field of agricultural microorganisms.
本发明属于农业微生物技术领域，公开了一株高效解磷的丁酸梭菌，其制备方法及应用。
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