tar content

The article introduces the test method and the steps to determine the tar content in the coal gas of coke oven by UV spectrophotometer, and the analytical problems.

介绍了紫外分光光度计标准溶液的特性及其用于检定紫外分光光度计准确度的优点和正确的使用方法。

互联网摘选

The results showed that the urea malic acid treatment can significantly reduce the tar content in smoke smog by 16.9% based on the control treatment.

结果表明，苹果酸脲处理能明显减少烟气中焦油含量，减少量占对照处理的16.9%。

互联网摘选

The packages of cigarettes and cigars shall indicate the grade of tar content and that smoking is hazardous to your health.

卷烟、雪茄烟应当在包装上标明焦油含量级和吸烟有害健康。

互联网摘选

The tar content in the pyrolysis gas varies with the type of biomass feedstock.

结果表明，由于各种生物质原料的组成及结构不同，热解煤气中，焦油含量存在较大差异。

互联网摘选

A review on technological measures of cultivation and flue-curing on reducing tar content in flue-cured tobacco

降低烟叶焦油含量的栽培调制技术措施

互联网摘选

Study on the influence of throat structure on reducing tar content of two-stage biomass gasification reactor

缩口结构对降低生物质两段气化中焦油生成量的影响研究

互联网摘选

Determination of sulfur content in petroleum coke by energy-dispersive X-ray fluorescence spectrometry testing method for creosote oil, prepared tar and tar pitch

能量色散X射线荧光分析法测定石油焦硫含量的研究杂酚油、加工焦油及沥青

互联网摘选

Experimental research of decreasing the tar content of gas from biomass by using absorbent

采用吸收剂降低生物焦油含量的实验研究

互联网摘选

Mathematics model of estimating tar content in cigarettes

卷烟焦油含量预测的数学模型

互联网摘选

Y: Yeah, but that's why I smoke a brand with low nicotine and tar content.

我知道，这也就是为什么我抽的是一个含有低尼古丁量，低烟焦油的量的烟了。

互联网摘选

This kind of tobacco has a high tar content.

这种香烟焦油含量很高。

互联网摘选

Article 18 The State shall lay down the tar content grading standards for cigarettes and cigars.

第十八条国家制定卷烟、雪茄烟的焦油含量级标准。

互联网摘选

A cigar with square-cut ends. This kind of tobacco has a high tar content.

雪茄一种方头的雪茄烟这种香烟焦油含量很高。

互联网摘选

It shows that, cracking reaction can reduce tar content in gas, but also change its component, improve its quality.

这说明裂解反应不仅可降低煤气中的焦油含量，还能改变煤气的组成，改善煤气品质。

互联网摘选

With an analysis of the estimation of cigarettes tar content, an estimation method is proposed based on Support Vector Machine ( SVM).

分析了卷烟焦油含量预测问题，提出了基于支持向量机的卷烟焦油含量预测方法。

互联网摘选

The decrease profile of tar content with pyrolysis temperature and residence time was provided together with the attempt to explain the phenomena in a reasonable way.

同时给出并分析了焦油含量随热解温度和滞留时间变化的情况。

互联网摘选

Research on correlation of transfer ratio of some aldehydes and esters flavors and cigarettes tar content

一些醛、酯类香料在卷烟中的转移率与卷烟焦油量的相关性研究

互联网摘选

Large amount of low-tar cigarette appears consecutively with the Smoking and Health problem raised, Concentration of aroma of cigarette is reduced after lowering tar content of cigarette.

随着吸烟与健康问题的提出，大量低焦油卷烟相继出现。随着焦油含量的降低，卷烟香气也随之减少，致使卷烟品质下降，难以满足吸食者的要求。

互联网摘选

Correlation between tar content and some chemical components of flue-cured tobacco leaves

烤烟烟叶焦油释放量与部分化学成分的关系研究

互联网摘选

Determination of the Tar Content in the COG by UV Spectrophotometer

紫外分光光度法测定焦炉煤气中焦油含量

互联网摘选

On the one hand, the performance criterion like gas production rate, tar content and operation mode has reached the commercialization level presently.

通过中试试验研究，改进了该技术在产气速率、焦油含量、运行模式等方面的性能指标，使之达到了可商业化水平；

互联网摘选

Influences of Different Topdressing Levels of Potassium on the Yield and Quality and Tar Content in Flue-cured Tobacco

不同施钾量对烤烟产质量及焦油含量的影响

互联网摘选

High temperature steam used as gasification agent can improve hydrogen yield, reduce tar content and improve the quality of fuel gas.

高温水蒸气作为气化介质是提高燃气中H2含量、降低焦油含量以及提高燃气质量的有效手段。

互联网摘选

Influence of Pyrolysis Parameters on Tar Content in the Gas

生物质热解煤气中焦油含量的影响因素

互联网摘选

Secondly, The estimation model of cigarettes tar content based on SVM is established.

其次，建立了基于支持向量机的卷烟焦油含量预测模型。

互联网摘选

A great amount of furnace gas generate in pyrolysis because of 12% ( Ad) of tar content in Mile brown coal.

弥勒新哨褐煤的焦油含量为12%（干基），在热解过程中有大量的煤气生成。

互联网摘选

Study on the Relationship between Technological Parameters of Tube Sheet Cut Tobacco Dryer and Tar Content of Cigarette

管板式烘丝机工艺参数与卷烟焦油释放量的关系研究

互联网摘选

But high tar content of the gas is a important factor that constraints rapidly and healthy development of fixed bed gasification.

但气化煤气中焦油含量高是制约固定床气化炉快速健康发展的重要因素。

互联网摘选

ON FREE SOFTWARE Relationship Between Free Radical Content and Tar Content in Cigarettes

香烟中自由基的电子自旋共振检测及自由基与焦油含量的相关性研究

互联网摘选

Technology, Reduce the tar content by restricting cigarette will development.

技术方面，降焦减害将是制约卷烟发展的主要因素。

互联网摘选