磷酸

Over the AlPO〓, the deamination and dealkylation of diethylmine and triethylmine produced ethylene selectivily. Over AlPONs of acid-base bifunctional catalysts the ethylnitrol formed selectivily.

二乙胺、三乙胺在酸性的磷酸铝上选择性的脱烷基/脱氨生成乙烯，在酸碱两性的氮化磷酸铝上选择性脱烷基/脱氢生成乙腈。

Phytase was a kind of enzyme for hydrolyzing phytate to release myoinositol and inorganic phosphate, which would promote the utilization of phosphate, reduce the drainage of phosphate in the dejecta and reduce the environmental pollution.

植酸酶是催化植酸及植酸盐水解成肌醇与磷酸的一类酶的总称。植酸酶添加在饲料中，会将其中的植酸水解成肌醇和磷酸，从而提高了磷的利用率，降低了粪便中磷的排放量，减少了植酸磷对环境的污染。

In contrast, dimerization and trimerization of NaH2PO4 are predicted to be the predominant initial reactions for the silica supported NaH2PO4 catalyst.

但是在硅胶负载的磷酸二氢钠上，磷酸二氢钠的二聚和三聚是缩合反应初始阶段的主要反应。

In contrast,dimerization and trimerization of NaH_2PO_4 are predicated to be the predominant initial reactions for the silica supported NaH_2PO_4 catalyst.

但是在二氧化硅负载的磷酸二氢钠上，磷酸二氢钠的二聚和三聚是缩合反应初始阶段的主要反应。

We showed that Sgs1 is hyperphosphorylated during S phase and is usually under-phosphorylated in G1 stage. The Cdk1-crippling backgrounds led to diminishment of Sgs1 hyperphosphorylation during S phase.

我们发现Sgs1磷酸化的程度在S 期最多，而在G1时期则最少，在Cdk1受损时这样的磷酸化变化则会消失。

An enzymatic method for the determination of fructose _ 1,6 diphosphate in plasma was established in order to study its pharmacokinetics.

建立了用酶法测定血浆中1，6_二磷酸果糖的方法，为含1，6_二磷酸果糖制剂的药代动力学研究提供基础。

The results of the experiment show that menadiol sodium diphosphate has no mutation effects on the procaryotic cell in vitro.

结果 当甲萘氢醌二磷酸酯钠的浓度在0.5、5、50、500、5000μg/皿，无论加或不加S9混合物时其对4株沙门菌株的回复突变作用均为阴性。结论甲萘氢醌二磷酸酯钠在体外对原核细胞无诱变作用。

Methods: The analytical column was SHIMADZU VP-ODS C18 column(4.6 mm×150 mm, 5 μm) with a mobile phase consisted of 0.05 mol/L disodium hydrogen phosphate solution(85% phosphoric acid solution with pH adjustment to 2.5)-acetonitrile-methanol(42.5∶47.5∶10) at the flow rate of 1.0 ml/min, the detection wavelength was set at 254 nm.

色谱柱为SHIMADZU VP-ODS C18柱(4.6 mm×150 mm，5 μm)，流动相为0.05 mol/L磷酸氢二钠溶液(用85%磷酸溶液调节pH值至2.5)-乙腈-甲醇(42.5∶47.5∶10)，流速为1.0 ml/min，检测波长为254 nm。

33 Holstein cows and 29 Tibet-sheep were chosen to study the alkaline phosphatase activity and its enzyme retention in different period of pregnancy with disodium phenyl phosphate method.

方法］采用磷酸苯二钠法，对33头荷斯坦奶牛和29只藏系绵羊不同怀孕期血清碱性磷酸酶活性及其酶保存率进行了测定。

Methods: The analytical column was SHIMADZU VP-ODS C18 column(4.6 mm×150 mm 5 μm) with a mobile phase consisted of 0.05 mol/L disodium hydrogen phosphate solution(85% phosphoric acid solution with pH adjustment to 2.5)-acetonitrile-methanol(42.5∶47.5∶10) at the flow rate of 1.0 ml/min the detection wavelength was set at 254 nm.

目的：建立丙酸氯倍他索尿素乳膏中丙酸氯倍他索含量的HPLC测定方法。方法：色谱柱为SHIMADZU VP-ODS C18柱(4.6 mm×150 mm5 μm)流动相为0.05 mol/L磷酸氢二钠溶液(用85%磷酸溶液调节pH值至2.5)-乙腈-甲醇(42.5∶47.5∶10)流速为1.0 ml/min 检测波长为254 nm。

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。