二磷酸

The kinetic mechanism of the synthesis of hydroxyapatite from monocalcium phosphate and calcium oxide in vibratory mill was studied by using mechanochemical principle, and a corresponding kinetic model was established.

应用机械化学原理，研究了在振动磨样机中由磷酸二氢钙和氢氧化钙合成羟基磷灰石过程的动力学机制，并建立了相应的动力学模型。

Macromolecularly imprinted calcium phosphate/alginate hybrid polymermicrospheres were prepared from sodium alginate and ammonium monohydric phosphate by using calcium chloride as gelling agent in phase-inverse suspension.

采用反相悬浮法，通过引入磷酸氢二铵，制备了大分子印迹的磷酸钙/海藻酸钙杂化微球。

The electric conductivities that are required by the production of monopotassium phosphate are measured; finally, the processes for preparation of KH2PO4 by electrolysis are studied.

本文测定了电解法制备磷酸二氢钾的基础数据——电导率，在此基础上，对其工艺流程进行了比较系统的研究。

Melamine in eggs was extracted and the protein in samples was precipitated with acetronitrile, melamine was separated on a Luna SCX column (Luna 5u SCX 250×4.6mm) with monopotassium phosphate(MKP 0.05mol/L, pH=3.00), acetronitrile buffer solution (70:30, by volume) as the mobile phase at flow rate 1.50mL/min and the detection wavelength was 240nm, quantitative with external standard method.

采用乙腈作为样品中蛋白质的沉淀剂和三聚氰胺提取剂，流动相为0.05mol/L(pH=3.00)的磷酸二氢钾乙腈缓冲溶液，检测波长为240nm，流速为1.50mL/min，SCX(Luna 5u SCX250×4.6mm)色谱柱进行分离，HPLC-UV检测，外标法定量。

Electrophoretic conditions were as follows: an applied voltage of 20kV, at 25℃, detected at a wavelength 201nm. The main components in white muscardine silkworm are successfully separated.

电解质溶液由以10mmol/L磷酸二氢钠-20mmol/L的硼砂溶液(pH8.62)作缓冲液，在25℃，20kV的压力下进行电泳，201nm波长处检测，线性关系良好，在25min内完全分离。

Moreover, according to supply and demand at home and abroad, and market price changes, and so on, will also be on the next year, oil, o-dichlorobenzene, nitrotoluene, oriented silicon steel sheet, seamless stainless steel tubes, marine boiler gearshafts, heat-sensitive business card printing, contact image sensor, wind power equipment and other products are no longer implemented a lower rate of tax on imported tentative recovery rates, and increase the fuel oils, distillation of sulfuric acid, sulphor, autoconer, fccl copper foil products imported to the tentative tax rate.

此外，根据国内外供需状况和市场价格变化等情况，明年还将对磷酸、成品油、邻二氯苯、硝基甲苯、取向性硅电钢宽板、不锈钢制无缝锅炉管、船舶用传动轴、热敏制卡头、接触式图像传感器、风力发电设备等产品不再实施较低的进口暂定税率，恢复最惠国税率，并适当提高了燃料油、升华硫磺、硫酸、自动络筒机、覆铜板用铜箔等产品的进口暂定税率。

In order to understand the mechanisms of livial in prevetion of bone loss in patients with premeture ovarin failure.12 cases pstients were treated with livial for two months.Then fasting urinary calcium creatinine ratio、 hydroxyproline creatinine natio、 Serum akaline phosphotase、 estradio(E2)、 Calcitonin、 bone gla-protein and interleukin-6(IL-6) were determined for these patients before and after treatment.

本文通过给12例卵巢早衰患者利维爱用药2个月，并于给药前后分别测定空腹尿钙与肌酐、羟脯氨酸与肌酐比值以及血清碱性磷酸酶、雌二醇(E2)、骨钙素、降钙素和白细胞介素-6(IL-6)的水平，以探讨Livial防止卵巢早衰患者骨量丢失的作用机制。

Pharmacodynamics experiments indicated that the drug obviously degraded the content of Cholesterol,Triglycerides,glutamic pyruvic transaminase and Maleic Dialdehyde in the Alcoholic fatty liver of rats and mice treated with by oral administration, it also degraded the content of glutamic oxalacetic transaminase, r-GLU,alkaline phosphatase and increased the content of Albumin and Superoxide Dismutase in the Alcoholic fatty liver of rats, and remarkably reduced depressant effect of the mice'centra nerve.

药效学实验表明，经预防灌胃给药，可以显著降低酒精性脂肪肝大鼠和小鼠，总胆固醇、甘油三酯、谷丙转氨酶、丙二醛含量，降低酒精性脂肪肝大鼠谷草转氨酶、γ-谷氨酰基转移酶、碱性磷酸酶含量，增加白蛋白和超氧化物歧化酶含量。

Study on the preparation of γ-alumina-supported molybdenum phosphide hydrofining catalysts;2. Silica-supported molybdenum phosphide s were prepared in a fixed bed reactor by an in situ reduction method from their oxidic precursors.

以SiO2为载体，用钼酸铵和磷酸氢二铵作钼源和磷源，采用共浸渍法制备了负载型磷化钼氧化态前体；在固定床反应器上，用H2原位还原制备了MoP/SiO2催化剂。

Furthermore,the dispersivity of PESA could be further enhanced by combination with other inorganic or organic...

对PESA与其他几种分散剂进行复配，其中加入与碳酸钙的质量比为1.8%的PESA、0.7%的六偏磷酸钠和0.1%的十二烷基硫酸钠3元复配的分散性能和稳定性最佳。

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。