aromatic的例句大全

Polycyclic aromatic hydrocarbons ( PAHs), a kind of POPs are ubiquitous in air, contributing more than 1/ 3 of the total carcinogenic chemicals, with the source of oil-leak, traffic emissions, environmental tobacco smoke, fuel-burning, cooking oil-fumes, and, so on.

多环芳烃（PAHs）是大气中广泛存在的一类持久性有机污染物，占自然界中致癌物质总量1/3以上，主要来源有石油泄漏、汽车尾气、环境烟草烟雾、燃料燃烧及烹调油烟等。

Analysis on Potential Development of C4 Hydrocarbons, Aromatic Hydrocarbon and Its Down Stream Products

我国C4烃和芳烃及其下游产品发展机会分析

There are still many difficulties awaiting for solution before aromatic method and substituted method becomeindustralization.

而芳化法和取代法要实现工业化仍有许多难题需要解决.

The applications of 2,6-NDA in preparation of new aromatic polyamides were also studied.

在此基础上,本文还研究了新型聚芳酰胺的合成以及2, 6- 萘二甲酸在其中的应用.

NMP can also be used as aromatic fibre , insulate pesticide, pigment and detergent, etc.

NMP可用于绝缘材料 、 农药 、 颜料及清洁剂等方面.

Research progress of the catalyst for producing aromatic hydrocarbon by dehydrogenate coupled action of methane

甲烷脱氢偶联制芳烃催化剂研究进展

A study was carried out on aroma components of aromatic tobacco condensate with GC/ MS.

采用GC/MS技术对香料烟浸膏的香气物质进行了研究。

Consequently, they provide a theoretical basis for the application and development of aromatic tobacco seeds.

这就为我们开发应用香料烟种子提供了理论依据。

A Preliminary Analysis of Aromatic Tobacco Quality in Southern Anhui Province

皖南地区香料烟质量状况分析

Comparison of the Characteristics of Dry Matter Accumulation and Nutrient Absorption and Distribution of Aromatic Tobacco in Different Types of Ecological Regions

不同生态类型区香料烟干物质积累、养分吸收及分配特点比较

Studies on aroma components of aromatic tobacco condensate Holly Smoke

香料烟浸膏香气物质成分研究

Studies on Extraction Conditions of Aromatic Tobacco Extract

香料烟浸膏提取工艺条件研究

Improvement of extraction method and the extraction conditions of aromatic tobacco extract were studied.

对烟草浸膏的提取工艺进行了改进，并对香料烟浸膏的提取条件进行研究。

Aromatic tobacco testing method

GB5992-1986香料烟检验方法

At the same time, the contents of aroma components were tested with 3 extraction methods of Aromatic tobacco condensate.

同时，对3种提取工艺条件下香料烟浸膏的香气成分含量进行了对比分析。

Effect of Soil Humidity on Aromatic Tobacco Root System Development and Activity

土壤湿度对香料烟根系发育和根系活力的影响

Effect of Fertilizing Boron on Aromatic Tobacco in South Anhui Province

皖南香料烟施硼效应

Study on the Relationship between Main Appearance Characters of Leaf and Chemical Compositions in Aromatic Tobacco

香料烟叶片主要外观性状与化学成分关系的研究

The targets of this method is benzene, toluene, xylene ( three isomeric), styrene. It sampling on carbon tube, solvent desorbed or indirect thermal desorption and acked column gas chromatography to determination of aromatic hydrocarbon.

该方法主要检测的目标化合物包括苯、甲苯、二甲苯（三种异构体）、苯乙烯，采用活性炭采样，并使用二硫化碳溶剂解吸或间接热解吸的方法，配合填充柱气相色谱法分析。

Molecular Recognition of a Novel Bridged Bis(β-cyclodextrin) Tethered with Aromatic Diamine for Dyes

一种新型芳香二胺桥联β-环糊精对染料的分子识别