磷酸

Acid electroless nickel phosphorus plating on PZT ceramic was studied with hypophosphite as a reducing agent.

以次亚磷酸钠为还原剂，在压电陶瓷表面进行酸性化学镀镍磷。

The existing bath analyzing methods are compared,as a result a quick and continous method for determining sodium hypophosphite and stannum ion in electroless tin bath is determined.

并对现有的镀液分析方法进行了比较，确定了快速连续测定化学镀锡液中亚锡离子和次磷酸钠的方法。

Connecting with the new properties of NiP amorphous alloys which are prepared by method using nickel hypophosphite as reac-tant,applications of el ectroless nickel in high technological field are described in brief.

本文阐述了化学镀镍在国内外的应用及前景；结合以次磷酸镍为原料的新方法制备的高质量NiP非晶态合金的新性能，介绍了化学镀镍在高科技领域中的应用。

The ideal high temperature nickel activation process parameter as follow: Nickel acetate concentration 70g·L~(-1);Sodium hypophosphite concentration 70 g·L~(-1);Soakage temperature 40℃;Soakage time 5min ;activation time 30min;Activation temperature 170℃.

理想高温镍活化工艺参数为：乙酸镍浓度70g·L~(-1)，次磷酸钠浓度70 g·L~(-1)，浸渍温度40℃，浸渍时间5 min，活化时间30min，活化温度170℃。

Objective To investigate the mechanism of GAPDH in the pathogenesis of hypospadias in rats.

目的 探讨3-磷酸甘油醛脱氢酶在SD大鼠尿道下裂发生中的作用机制。

For the first time, STAT3 protein phosphoiylation were found by the cultured hypothalamic cells with Leptin administration in vitro.

重组Leptin干预可以影响培养的下丘脑神经元中STAT3磷酸化蛋白的表达，并增强其活性。

In control group, the expression of STAT3 protein in cultured hypothalamic cell was positive, but phospho-STAT3 protein expression was negative.

Leptin干预24 h后，培养下丘脑神经元的胞核和胞浆内均有磷酸化STAT3蛋白的表达，呈棕黄色。

As a strong hypoxanthine nucleoside monophosphate dehydrogenase inhibitors, inhibition of IMP, thereby preventing viral DNA synthesis.

为一种强的单磷酸次黄嘌呤核苷脱氢酶抑制剂，抑制IMP，从而阻碍病毒核酸的合成。

Many studies of phosphorus,glucose,hypoxanthine and cytoplasmic factors on early embryo developmental block carried out by different methods such as morphology,biochemistry,molecular biology and micromanipulation have been reviewed.

对此，人们用形态学、生物化学、分子生物学、显微操作等手段开展了磷酸、葡萄糖、次黄嘌呤和细胞质因素对早期胚胎发育阻滞的影响的研究。

Objective:To study the hypoxanthine phosphoribosyl transferase gene mutation of rat peripheral blood lymphocytes and spleen lymphocytes induced by intermal radiation and of human peripheral blood lymphocytes induced by Y -ray.

目的：本实验主要是用克隆法研究放射性核素内照射诱发Wistar大鼠外周血淋巴细胞和脾淋巴细胞次黄嘌呤鸟嘌呤磷酸核糖转移酶基因突变及γ射线外照射诱发健康成年人外周血淋巴细胞HPRT基因突变情况。

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。