查询词典 phosphorous

The influence of phosphorous slag on the setting time of Portland cement and improvement by some additives such as sodium sulphate,calcined gypsum and calcined alunite and synthesized additive were studied.

磷渣是电炉制取黄磷工业的一种工业废渣，在用电炉法制取黄磷时，所得到的以硅酸钙为主要成分的熔融物，经淬冷为粒化电炉磷渣，简称磷渣[1，2]。

The effects of phosphorous acid modification on the thermal stability and photocatalytic activity of anatase TiO2 were mainly investigated.

重点研究了磷酸修饰对纳米锐钛矿相TiO2的热稳定性及光催化活性的影响。

The effects of phosphorous acid modification on the thermal stability and photocatalytic activity of anatase TiO_2 were mainly investigated.

光催化测试表明，经过高温热处理的适量H_3PO_4修饰的TiO_2表现出了优越于国际商品P25-TiO_2的活性。

This capacity limit is based on MDE regulations governing the allowable load of nitrogen, phosphorous, and other pollutants in treated wastewater that is discharged into Antietam Creek.

这个处理能力主要是根据马里兰德环境署的法规设计的，该法规规定了排放到安提坦河的被处理废水的氮磷和其他污染物的负荷。

In this paper the control technology of low phosphorous and silicon steel in BOF is described.

本文结合生产实践，研究了转炉低磷低硅钢的控制技术，概述了冶炼控制过程，取得了预期的生产效果，有一定的借鉴和推广价值。

two kinds of ash-less and phosphorous-free compounds, referred to as boma and loma, as lubricating oil additives, were synthesized to replace or partially replace zddp. they were characterized by means of infrared spectroscopy, mass spectroscopy and element analysis.

合成了两种无灰无磷抗磨添加剂：不含三嗪环的含羟基羧酸酯衍生物boma；含羟基的三嗪羧酸酯衍生物loma，分别用元素分析和红外光谱对分子结构进行表征。

In cmparison with the constant temperature phosphorous gettering, rapid thermal phosphorous gettering was found to almost have no effect to better the qulity of crystalline silicon.

这进一步证明吸杂是受动力学过程限制的。铁沉淀对材料电学性能的影响大于以间隙铁或复合体对材料的影响。

The optimized process was found to exist when using constant temperature phosphorous gettering to fabricate crystalline silicon solar cells, which suggests that phosphorous gettering effect depends strongly on the dislocation, diffusion as well as the segregation of transitional metals.

这表明：磷吸杂主要是与过渡族金属的溶解、扩散和分凝有关。连续变温磷吸杂的效果要明显优于恒温吸杂，特别是在原生多晶硅中的高质量区域。

Through the experiment, which of 9%anti- aphid tiny milk acts for methylto prevention and cure wheat aphid with the sulphur and phosphorous, explicit its prevention and cure result to the wheat aphid , attain the purpose to act for methyl to the high poisonous organic phosphorous agrochemical.

通过9%抗蚜威微乳剂防治小麦蚜虫试验，明确了它对小麦蚜虫的防治效果，达到替代甲基对硫磷等高毒有机磷农药的目的。

The results show that under the same reaction conditions, the coking amount of steam-phosphorous modified ZSM-5 zeolite lower than the phosphorous modified or steam-treated, and the reasonable coking dynamic equation is obtained, so the coking content will be forecasted.

结果表明：在相同反应条件下，水热处理磷改性ZSM-5分子筛的积炭量较小，低于未改性和单纯磷改性或水热处理的，并获得了合理的结焦动力学方程，可预测催化剂上的积炭含量。

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。