查询词典 hydrogen bromide

Results indicated that when the extraction temperature,time,the concentrations of sodium hydroxide and hydrogen peroxide were 88℃,200min,0.16mol/L and 1.5% respectively,the yield reached the maximum(21.23%),which was consistent with the validate experiment result.

结果表明，在提取温度88℃、时间200min、NaOH浓度0.16mol/L、H2O2浓度1.5%的条件下，阿拉伯木聚糖的得率达到最大值21.23%，验证实验结果与模型预测值相符。

Common bleaching agents are hydrogen peroxide, sodium hypochlorite, sodium chlorite and sodium perborate.

常用的漂白剂有过氧化氢、次氯酸纲、氯化钠以及过硼酸钠。

Meiban: 2% of the soap solution alcohol wipe, and then use bleach 3 percent to 5 percent of the sodium hypochlorite or hydrogen peroxide polished, and then washed.

衣服上的油渍可用松香水、香蕉水，汽油等来擦洗，然后放人3％的盐水里浸几分钟，再用清水漂洗。

The company was established in 2001, covers an area of 16,000 square meters, are set production, sale and service of professional manufacturers, professional production·, chemical pure, pure electronics, industrial pure content specifications such as sulfuric acid, nitric acid, hydrochloric acid, sodium hydroxide, hydrogen peroxide, ammonia and other chemical raw materials and chemical reagents, as well as multi-layer circuit boards, flexible circuits board, semiconductor, electronic plating, chemical plating, wastewater treatment and a variety of electronic device manufacturers to provide supporting services.

公司成立于2001年，占地面积16000平方米，是集生产、销售、服务于一体的专业型厂商，专业生产分析纯、化学纯、电子纯、工业纯等各种规格含量的硫酸、硝酸、盐酸、氢氧化钠、双氧水、氨水等各种化工原料及化学试剂，并为多层电路板、软性电路板、半导体、电子电镀、化学电镀、废水处理及各种电子器件生产厂商提供配套服务。

A flow-injection chemiluminescence method for the determination of melatonin based on the CL reaction of melatonin with hydrogen peroxide and sodium hypochlorite in a basic alkaline solution was developed. The possible CL mechanism has been discussed, and a proposal for the reaction pathway was given that singlet oxygen was clarified to be produced in this reaction system and was responsible for the CL emission.

研究了褪黑素在碱性介质中与过氧化氢和次氯酸钠反应产生化学发光的行为；初步探讨了其化学发光反应的机理；提出了可能的化学发光反应历程；建立起流动注射化学发光测定褪黑素的新方法。

The function of hot water pretreatment, xylanase pretreatment and hot water-xylanase pretreatment prior to soda treatment during chemi-mechanical pulping of wheat straw along with xylanase pretreatment prior to hydrogen peroxide bleaching of wheat straw xylanase soda chemi-mechanical pulp were investigated in this thesis.

本文利用热水预处理、木聚糖酶预处理和热水-木聚糖酶预处理的方法，对麦草烧碱法化学机械制浆过程中，热水和木聚糖酶预处理的作用效果以及麦草木聚糖酶-烧碱法化学机械浆木聚糖酶预处理H_2O_2漂白进行了研究。

In this research, single-walled carbon nanotubes were synthesized in a large scale, and their hydrogen storage properties, mechanical properties, and electronic properties were studied.

本文以单壁纳米碳管的大量制备为基础，对其储氢、力学、电学等性能进行了初步研究。

Computer simulation of hydrogen storage in single-walled carbon nanotubes.

碳纳米管储氢性能的计算机模拟研究。

The density functional theory is used to estimate hydrogen adsorption in single-walled carbon nanotube arrays.

作者利用密度泛函理论计算了氢气在单壁碳纳米管束（SWNTs中管内和管间的吸附。

The diameter of single-walled carbon nanotube has very significant effect on its properties,especially hydrogen storage property.

单壁碳纳米管的管径对其性能、特别是储氢性能有极其重要的影响，但至今未见制备过程中系统控制单壁碳纳米管管径的报道。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48