查询词典 reagent

Using reagent D_2 as activator,malachite could be well floated by xanthate without addition of sodium sulfide,but its activation to chrysocolla was not obvious.

我国用乙二胺磷酸盐或D：药剂活化难选氧化铜矿物，已在工业试验或生产上取得了明显效果。

There will be an innovative reagent which is able to cure Citrus greening disease.

将有一个创新的试剂是能够治愈柑桔绿化疾病。

BKD-1 which was synthesized in the laboratory is an effective coagulator for the leachate to decrease COD、color and odor, and the sediment velocity is fast. The function of the-OH group was identified by IR. Fenton, the reagent was studied systematically for leachate processing; Activated charcoal acts as a catalyst in the oxidation-reaction.

本研究采用自行研制高效混凝剂—BKD-1预处理渗滤液效果明显好于其它常规无机混凝剂和有机絮凝剂PAM，COD和色度去除率较高，絮体沉降快，采用红外光谱分析表明羟基架桥作用是该混凝剂混凝的主要机理之一。

The analysis provides a theoretical basis for the choice of pigment, colophony, solvent and accessorial reagent in the formulation designing.

这些分析为后面的配方设计选择颜料、树脂、溶剂和助剂奠定了理论基础。

The method uses water to boil pure heavy law to undertake to Tibetan angelica polysaccharide thick carry, with Sevag reagent and shade, cation commutative law contrasts rarefied thick polysaccharide.

方法采用水煮醇沉法对西藏当归多糖进行粗提，用Sevag试剂和阴、阳离子交换法对比纯化粗多糖。

Now the relationship was further studied by using convulsant reagent coriaria lactone .

马桑内酯是国内常用的作用确实的致痫剂，我们以此为主要致癫剂对钙调控与癫痫发病机制的关系进行了较系统的研究。

The article has put forward a new method for identifying the end reaction point of synthesizing alkyl polyglycoside ,which mainly uses a novel reagent made of ethylene diamine tetraacetic acid and blue copperas to analyse the residual glucose.

介绍了一种新型的鉴定烷基糖苷合成反应终点的方法，以乙二胺四乙酸和五水硫酸铜配制的试剂，通过分析反应混合物中葡萄糖的剩余量来鉴定反应终点。

At the same time, the effect on the product and internal cross sections of the reaction due to the variation and rotation states of the reagent are major analyzed.

同时重点分析了反应物的振转态对于反应的生成物以及积分截面的影响。

This invention relates to a gas phase reagent dispensing apparatus comprising a cylindrically shaped vessel including a floor and an interior volume bounded by interior wall and floor surfaces.

本发明涉及一种包括圆柱形器皿的气相反应物分配装置，圆柱形器皿包括底板以及由内壁和底板面限界的内部体积。

Can used in printing and dyeing delaine as the aggravating reagent of calico or silk, and as filling up of wooden-cotton products.

可用于印染细薄的棉布﹑丝，作为棉丝的加重剂和木棉制品的填料；医药上用作泻盐。

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。