磷酸盐

Spectroscopic and upconversion fluorescence properties of Er3+ doped aluminosilicate glass.

磷酸盐钕玻璃的荧光寿命和损耗对激光增益特性的影响。

The feldspars contribution to whole rock phosphorus is related with the crystallization of phosphate accessory minerals,such as ambl ygonite.If without amblygonite in crystallization assemblage,the feldspars con tribute about 76%of whole-rock phosphorus,otherwise the feldspars contribute about 31%of whole-rock phosphorus.

长石对全岩磷的贡献率还与磷锂铝石等磷酸盐副矿物是否达到饱和有关，当无磷锂铝石结晶时，长石磷的贡献率约为76%，反之则约为31%。

Multistep deposition process has been adopted in the preparation of superfine inorganic composite antibacterial powder, Ag~+ as crystal nucleus, packed outside by the hydroxid and phosphate precipitate of Ti and Zr elements etc., The optimal process conditions have been found from one-factor influence tests and multi-factor orthogonal test,and the optimal process conditions were: Ag iron was imported by silver ammine, and then 100ml Titanyl sulphate solution mixing with zirconium sulfate keep hot at 90 ℃ for 30 mins, and the Zr/Ti ratio is 0.15,and Na_2HPO_4 was added in the end.

超细无机复合抗菌粉体的制备采用以Ag~+沉淀物作为晶核，外包裹Ti、Zr等金属的氢氧化物沉淀和磷酸盐沉淀物的多步沉淀工艺，并利用单因素和正交试验法对制备工艺进行了优化，其最佳工艺条件是：Ag~+以银氨络合物引入，沉淀钛锆的反应时间为0.5h，反应温度为90℃，水解反应时体系总液量为100ml、Zr/Ti为0.15，沉淀物经水洗、干燥，于700℃煅烧4.0h；即得最终产品。

Ammonium and phosphate are important causes of the eutrophication of water.

氨氮和磷酸盐是水质富营养化的重要来源。

The feasibility of the treatment of phosphate wastewater and landfill leachate by magnesium ammonium phosphate process are discussed.

探讨了磷酸铵镁法综合处理磷酸盐工业废水和垃圾渗滤液的可行性。

The feasibility of the treatment of phosphate wastewater by the magnesium ammonium phosphate precipitation process was discussed.

探讨了磷酸铵镁沉淀法处理磷酸盐工业废水的可行性。

The adsorption of ammonium and phosphate with modified zeolite follows the the Langmuir isotherm model.

改性沸石对氨氮和磷酸盐的吸附均符合Langmuir等温吸附方程。

College of Science, Chongqing Jiaotong UniversityThe feasibility of the treatment of phosphate wastewater by the magnesium ammonium phosphate precipitation process was discussed.

探讨了磷酸铵镁沉淀法处理磷酸盐工业废水的可行性。

Some factors affecting the result of removal of ammonium and phosphate, such as pH, molar ratio, reaction time,stirring speed,precipitation time were discussed.

研究了pH值、反应物摩尔比、搅拌速度、反应时间、陈化时间等因素对磷酸盐去除效果和氨氮残留量的影响。

Study on the phosphorate minerals assemblage shows that strongly developed anatexis of the area is responsible the occurrence of wagnerite and its coexistence with apatite, and both present as rock-forming minerals. The volatiles F, P and components Ca, Mg determine the formation of wagnerite, while the P-T condition affects the variation of wagnerite polytypes.

通过磷酸盐矿物组合的岩石学研究得知强烈发育的深熔作用导致氟磷镁石与磷灰石共生并以造岩矿物出现，挥发分F、P以及Ca、Mg等成分因素决定氟磷镁石的出现与否、温压条件控制氟磷镁石的多型变化。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。