磷酸

The result of AKP test showed that the 3D-colony cells taken the russety colour .The other cells including feeder cells and around cells have not been dyed. It suggests that the 3D-colony cells should have a high activity of AKP, might be in the non-differentiation or low differentiation state.

碱性磷酸激酶的染色结果显示这些细胞克隆呈红褐色，而周围细胞和饲养层细胞未着色或着色很浅，说明这些细胞克隆的内源性碱性磷酸酶活性较高，从而表明这些细胞克隆处于未分化或低分化状态。

Silicoaluminophosphate (SAPO–5) molecular sieves were synthesized by the hydrothermal method, using metakaolin with a certain degree of activity as the silicon and aluminum sources, phosphoric acid as the phosphorus source and triethylamine com- bined with hydrofluoric acid as the template agents.

以具有一定活性的偏高岭土兼作铝源与硅源、正磷酸作磷源、三乙胺和氢氟酸为复合模板剂，用水热方法合成了磷酸硅铝分子筛(SAPO–5)。

The phosphotungstic acid and the silicotungstic acid are prepared firstly, and the Keggin structure of them is also confirmed by IR spectrum. Then the HPWA/SiO2 and HSiWA/SiO2 are prepared by impregnation, and IR spectrum and UV spectrum are used to characterize the Keggin structure of them.

通过经典酸化－乙醚萃取法制备了钨磷酸和钨硅酸，并用红外光谱证明其具有Keggin结构；再用传统浸渍法对制备的钨磷酸和钨硅酸进行SiO2固载化，然后重点对杂多酸在固载化后Keggin结构是否依然保持进行了研究。

Inorganic-organic hybrids were prepared by combining Schiff base complexes of manganese with silicotungstic acid. The composition and structure of the hybrid L^1-Mn-SiW (L^1: N, N'-disalicylidene-1, 6-hexanediamine) were characterized by infrared spectroscopy and thermogravimetry.

将席夫碱锰配合物与硅钨酸结合制备出一种新颖的无机－有机杂化固体催化剂，通过红外光谱和热重表征数据推测出这种催化剂的组成和结构，并将其用于磷酸与等摩尔月桂醇酯化制备长链单烷基磷酸酯。

Non-DAI group also showed decreased NAA/Cr at splenium and increased Cho/Cr at genu of corpus callosum compared with control group (P 0.01), but the change degree was less than DAI group.

与对照组相比，非弥漫性轴索损伤组出现胼胝体膝部胆碱复合物/肌酸和磷酸肌酸升高和压部N-乙酰天冬氨酸/肌酸和磷酸肌酸降低(P 0.01)，但变化程度比弥漫性轴索损伤组低。

Nanocrystalline zinc phosphate tetrahydrate was synthesized by solid-state reaction at ambient temperature using Na3PO412H2O and ZnSO47H2O as regents. The enthalpy of reaction and the standard enthalpy of formation of zinc phosphate tetrahydrate were studied by microcalorimeter.

以Na3PO412H2O和ZnSO47H2O为原料，采用室温固相反应制备纳米四水磷酸锌，用微量热法研究该反应的反应焓和四水磷酸锌的标准摩尔生成焓。

The binding behavior and kinetics of uncoupling protein with its ligand, the Fourier-transformation infrared spectra of uncoupling protein and its changes during ligand-binding process, the inhibition of Guanosine 5＇-Tetraphosphate (G-4-P) and Adenine-β-Darabinofuranoside 5＇-triphosphate on the binding of uncoupling protein with GTP were studied.

本文对解偶联蛋白与配基的结合及其结合动力学，解偶联蛋白及其与配基结合过程中的傅里叶变换红外光谱及其光谱变化，鸟嘌呤核苷四磷酸（G-4-P）和9-β-D-阿拉伯糖基呋喃5＇-三磷酸对解偶联蛋白与GTP结合的影响进行了研究。

Replacing DETA with PIP, a new three dimensional compound 3 issynthesized and the 3D anionic framework of compound 3 is constructed from twodistinct motifs, a one-dimensional tancoite chain and a single 4-ring (S4R) unit,which contains four intersecting channels running throughout the structure as 8,12-member ring channels along to the a axis and 12-member ring channels along theb and c axis, respectively.

其中，以乙二胺为模板剂的亚磷酸铟微孔化合物具有无限的共边4员环一维链状结构；以哌嗪和1，6-己二胺为模板剂合成出的亚磷酸铟化合物分别具有二维交叉8员环孔道和16员环孔道的三维开放骨架结构。

Results showed that the activity of soil enzymes was obviously different.Among the different vegetation types,the activity of soil enzymes under Tilia mandshurica forests was the highest except peroxidase,whereas that under shrub-grass was the lowest.The activity of soil urease and alkaline phosphate under shrub was higher than that under the mixed forests.Activity of soil catalase and phosphate under Larix principis-rupprechtii forests was higher than that under Pinus tabulaeformis.

结果表明：不同植被类型的土壤酶活性有显著的区别，其中除过氧化物酶外，糠椴林的土壤酶活性均属最高水平，而灌草丛所有酶活性都属最低水平；灌木丛中脲酶和碱性磷酸酶活性显著高于杂木林；华北落叶松林的磷酸酶和过氧化氢酶活性均高于油松林。

Key words: wet-process phosphoric acid; determination of SO3 content; thermosensitive titrimetric method

论述热敏滴定法测定湿法磷酸反应料浆及磷酸中三氧化硫含量的原理，干扰情况及改进后的装置原理，优点。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。