查询词典 Phosphor

Three kinds of hydrophytes, Veliveria zizanioides Nash, Eichhornia crassipes, and Oenanthe javanica DC. were used to investigate enrichment ability of nitrogen and phosphor at the different TN levels with TP constant. It revealed the absorption ability of aquatic plants and purification ability of aquatic macrophytes-rhizosphere microorganisms system respectively in aquatic macrophytes-microorganism system for water purification.

研究了不同TN浓度下香根草、水葫芦、水芹等水生植物－微生物系统富集N、P的能力，揭示了水生植物－微生物系统中水生植物的吸收作用和根际微生物系统对净化水质的作用，对水生植物根际微生物系统相应微生物的数量做了定量的统计。

It is difficult to become skillful at determining phosphor in steel by the capacity method of ammonium phosphomolybdate,and the result of the determination is unstable.

针对采用磷钼酸铵容量法测定钢铁中的磷量这种方法难以掌握、测定结果不稳定的问题，对样品的溶解、沉淀的组成、洗涤液对沉淀组成的影响以及环境温度等方面进行了试验，对该方法加以改进，结果令人满意。

The method of the invention not only realizes the quantitative reduction, the stabilization and the resource utilization of the remained sludge and the urban putrescible organic waste, reduces the pollution of the remained sludge and the urban putrescible organic waste to environment, but also produces the organic acid which is beneficial for saprobe and the microbe which removes phosphor and nitrogen.

本发明不仅实现了剩余污泥和城市易腐有机废物的减量化、稳定化和资源化，减少了二者对环境的污染，同时产生了对污水生物除磷脱氮微生物有利的有机酸。

Study on technics of synthesize dimethyl fumaricate, firstly prefabricated fumaric acid, with furfural as raw material, V2O5 as catalyst and potassium chlorate as oxidizer then synthesized dimethyl fumaricate through esterication of fumaric acid and methanol with phosphor tungstenic acid as catalyst.

研究了以糠醛为原料，V2O5作催化剂，用氯酸钾氧化制取富马酸，然后以磷钨酸为催化剂，用甲醇进行酯化合成富马酸二甲酯的合成工艺。

This is by the phosphor in the nature of chemicals contained in the set, for example, tungstic acid coated magnesium, fat, blue light, cadmium borate painted light red hair color.

这是中集在中，例如，钨酸镁涂层，脂肪，蓝光发光的化学性质，镉，硼酸画淡红色的头发颜色。

The yield of PSⅡ of high and middle phosphor treatment was significantly higher than the control under the wettish and moderate drought conditions.

在丰水和中度干旱条件下，高磷和中磷处理的小麦各生育期的叶片PSⅡ总光化学量子产量显著高于对照处理。

QP of high and middle phosphor treatment was significantly higher than the control under the moderate and severe drought conditions, but there was no significant difference under wettish condition.

在中度干旱和严重干旱条件下，高磷和中磷处理的小麦叶片光化学猝灭系数显著高于对照，而在丰水条件下，3种处理基本相等。

In the past, polyphosphate sodium and other kinds of phosphate were of high cost in production and they caused a great damage to the surface water by the phosphor element because of the overcommit of scour.

三、项目概况：本项目所生产的4A沸石，在业内被称作代磷助剂，是洗涤剂的重点组成部分，发挥漂白、清污的作用，以往洗涤剂中聚磷酸钠及其他磷酸盐，不仅造价高，而且由于过量使用洗涤剂，已经造成了磷无素对地表水的严重危害。

It is pointed out that additives containing sulfur,phosphor and chlorin are mainstream ones.

特别强调指出：常规的含硫、磷和氯添加剂在很长一段时间内仍是润滑油极压抗磨剂的主流，其复配研究和作用机理分析仍是润滑油添加剂研究的热点。

Arrive " 95 " evening, the development target of product of main phosphor chemical industry is as follows.

到&九五&末期，主要磷化工产品的发展目标如下。

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。