aromatic的例句大全

Tetrakis ( diethylamino ) phosphonium bromide ( TPB ) was a novel phase transfer catalyst used to prepare fluorinated aromatic compounds.

四 ( 二乙胺基 ) 溴化鏻 ( TPB ) 是制备含氟芳香族化合物的一种新型相转移催化剂.

Immersion in aromatic or ketone solvents and strong oxidizing acids.

不能浸在芳香类、酮类溶剂以及强氧化性酸中.

Synthesis and Characterization of a Bifunctional Initiator Containing Azo Bond and Aromatic Amine Group

含有偶氮键和芳香胺基双官能团引发剂的合成及表征游离基-阴离子引发剂

The dragon butterflies in pairs and couples , ho , and amber flowers so aromatic and fragrant.

龙蝶双双而对对兮瑶花芬芬而馥馥 ﹒.

Polycyclic Aromatic Hydrocarbons Exposure and DNA Oxidative Damage in Traffic Policemen of Beijing

北京市交警多环芳烃暴露及DNA氧化损伤水平研究

The destruction of aromatic ring occurred during heating stage.

芳环的破坏主要发生在升温阶段.

A method for extraction of aromatic hydrocarbon using sulfolane as solvent is described.

介绍以环丁砜为溶剂、萃取芳烃的方法.

The carrier, active component and preparation method of the ammoxidation catalyst for aromatic hydrocarbon were described.

介绍了芳烃氨氧化反应催化剂的载体 、 活性组分和制备方法,以及国内芳烃氨氧化反应催化剂的研制情况.

The second stage hydrogenation, adopts higher aromatic hydrocarbon, comes up to food grade white oil.

以高粘度基础油为原料, 采用两段加氢工艺, 生产合格的高粘度食品级白油.

Not resistant to aromatic hydrocarbon solvents ( including some grades of petrol, or strong solvents ).

不耐芳烃类溶剂 ( 包括各种等级的汽油或强溶剂 ).

Such toxic chemicals are made up of aromatic amine dyes which may cause cancer.

这些有毒的化学物组成的芳香胺染料可能会使人致癌.

A new aromatic amine curing agent was synthesized from m aminophenol with 4, 4� �-dichlorodiphenyl sulfone.

本文提出了由间氨基酚与4, 4′-二氯二苯砜反应合成了一种新型的芳香族胺类固化剂.

The oil-extended rubber obtained from rubber aromatic oil is of good processibility with satisfactory mechanical properties.

橡胶芳烃油生产的充油橡胶具有良好的工艺性能和机械性能.

Extremely low aromatic content, ensuring no harmful to skin and no smell.

芳香烃含量极低, 确保不损皮肤及无刺激性气味.

The constant current coulometry was established for determination of aromatic primary amine drugs.

用恒电流库仑法测定芳伯胺类药物含量.

Ingredients : Dead Sea Salts , Sweet Almond Oil, Jojoba Oil, Vitamin E & Aromatic Oils.

死海盐, 甜杏仁油, 加州希蒙得木油, 维生素E,芳香油.

In this paper is reported for the first time a new nucleophilic substitution reaction; substituting a secondary nitramino group on the aromatic ring with an azido group.

本文首次报告了叠氮基取代芳环上仲硝胺基的新亲核取代反应。

A chemical compound containing the azido group combined with an element or radical. Most direct substitution of groups bound to an aromatic nucleus is limited to diazonium salts.

叠氮原子团和一种元素或一种基结合形成的一种化合物。大多数连于芳核能被直接取代的基团仅限于重氮盐。

This review describes the recent progress in the antitumor substances of ascidians according to structural classifications such as peptides, polycyclic aromatic alkaloids, aliphatic alkaloids, polysulfides, macrolides and terpenoids.

本文按肽、稠环芳香族生物碱、脂肪族生物碱、多硫化物、大环内酯、萜类化合物等化学结构分类综述海鞘抗肿瘤成分的研究进展。

A bitter aromatic gum resin that resembles asafetida.

一种苦味芬芳的树胶脂，类似阿魏胶。