查询词典 bleaching liquid

In addition, oxygen delignification and reinforcedoxygen-delignification of RDH kraft pulp and conventional kraft pulp, effects of various pretreatment methods on oxygen delignification efficiency, bleachability of RDH pulps and conventional kraft pulps and improved hydrogen peroxide bleaching with additives were also researched.

此外，论文还对桉木常规硫酸盐浆和RDH硫酸盐浆的氧脱木素、强化的氧脱木素、各种预处理方法对氧脱木素效果的影响以及它们各自的漂白性能进行了研究；对桉木硫酸盐浆的H〓O〓漂白时，各种助剂对H〓O〓漂段的改善效果进行了有关的研究和探讨。

The OpQP bleaching result indicated that the H2O2 reinforced delignification can improve the bleachability and brightness stability of the pulp,but reduce slightly the strength of the paper.

麦草浆OQP/OpQP全无氯漂白对比研究得出，H2O2强化氧脱木素能够提高纸浆后续可漂性能并提高白度稳定性，而纸浆的物理强度略有降低。

The effects of bleaching on dirt count of bleached whole cotton stalk chemical pulp were studied in this paper.

对漂白对全棉秆漂白化学浆尘埃度的影响进行了研究。

A single bleaching stage can be used depending on the quality of the fabric to be bleached and relevant local factors.

单一漂白阶段可以用来根据织物的质量进行漂白和有关地方的因素。

In the North Ordos basin the sandstone-type uranium deposits developing in the system of sandstone beds of sedimentary facies of braided river course in Midde Jurassic Series,at the same time it happen some show of ore:the alteration zone of chloritization,bleaching decoloration and carbouation of epigenetic alteration,which show of ore are immediate and indirect for uranium mineralizing process.

摘 要：发育于内蒙古鄂尔多斯盆地北部中侏罗统直罗组辫状河相杂砂岩体内的砂岩型铀矿，有一系列较为特殊的与放射性铀成矿有直接或间接关系的成矿地质现象：绿色化蚀变带、漂白退色化带、二次胶结钙化砂岩团块及钙化砂岩断续层与&钙化木&后生蚀变现象；在与铀矿化和与油气的关系认识上存在一定分歧。

By infrared spectra and ultraviolet spectra, mechanism of bio-bleaching was studied preliminarily. The result showed that the content of chromophoric group and lignin in bleached pulps was decreased by enzyme process.

通过红外光谱和紫外光谱研究了生物预处理的漂白机理，结果表明：酶处理可减少漂后纸浆中发色基团和木素的相对含量。

Enzyme treatment of ramie fibers removed 40% of itshemicellulose and some chromophoric material which resulted in a brightnessincrement of 5.2% and boosted the effect of 〓 bleaching.

酶处理能去除苧麻纤维中40％半纤维素和部分发色物，提高纤维白度5.2％，同时也能提升〓的漂白效果。

Original oils, in addition to three main contain glycerol, but also contains a small amount of free acids, phospholipids, sterols, and vitamins pigment composition, according to different needs, from using phospholipid, drying, deacidification, deodorizer, bleaching methods refined.

原始的油脂中，除主要含有三甘油酯外，还含有少量游离酸、磷脂、甾醇、色素和维生素等成分，可根据不同的需要，用脱磷脂、干燥、脱酸、脱臭、脱色等方法精制。

The obtaintion of decolor oil and decolor oil efficiency were considered as standerd, decolorate method was studied in this paper, the result showed the optimum conditions as followed: the decoloration carrier is bleaching and activity carbon, its ratio is 10:1 and the add quantity is 2%, the decoloration is 90 ℃, the operation time is 20 min.

以脱色油得率和脱色效率为指标，研究大豆胚芽油脱色方法，试验表明：采用白土＋活性炭(10：1)为脱色剂，脱色剂添加量为2%，在90℃温度下对大豆胚芽油脱色20min，大豆胚芽油得率高、脱色效果好。

Through the magnetic separation,acidwashing,sieving,reducing bleaching deferrization ,the whiteness of product can be improved,and the reaction mechanism and charging system discussed.

1%的产品为研究对象，通过磁选、酸洗、过筛、还原漂白除铁等方式提高产品的烧成白度，并对不同的试验研究和反应机理进行探讨。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。