1、

The characteristics of biodiesel is low content of sulfur and aroma hydrocarbon, high content of oxygen, high cetane value and flash point, less hazardous exhaust gas.

它具有含硫量极低、芳香烃含量少、含氧量高、十六烷值高、闪点高和废气逸出少等优点。

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2、

The catalytic system also showed good catalytic activity in the oxidation of other aldehydes. Benzaldehyde derivatives with electron-withdrawing group and aliphatic aldehydes were almost quantitatively converted into their corresponding acids.

应用此催化体系催化其它醛的氧化同样表现出较好的催化活性,有缺电子取代的芳香醛和脂肪醛几乎定量生成相应的羧酸。

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3、

The other antigens with higher positive rate were sulphuric acid nickel, aromatic mixture, formaldehyde, sodium mercurothiolate and ursol D in turn.

其余阳性率较高的抗原依次是硫酸镍、芳香混合物、甲醛、硫柳汞、对苯二胺、二盐酸乙二按、替可的松新戊酸盐等。

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4、

Aluminium electrodeposition from the organic electrolytic systems of ether solvents, aromatic hydrocarbons and dimethylsulfone have been mainly introduced.

着重介绍了在有机醚溶剂、芳香族碳氢化合物、乙基磺酸脂等有机熔盐中铝的电沉积情况;

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5、

With your hand, you have cultivated fragrant peaches and plums and with your love never-withering flowers.

您用灵巧的手, 栽种了永吐芳香的桃李;您用深沉的爱,培育出永不凋谢的花朵.

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6、

When you step on the soft soil, the fragrance of the fresh air assails your nostrils.

当你踏上那柔软的土地,清新的空气夹杂着野花与泥土的芳香扑面而来。

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7、

2-( 2 ′, 4 ′-dichlorophenoxy) ethyl aryl sulfonates studies on organoarsenic compounds& ⅷ. the reaction of arsonium ylides with aryl azides

芳香磺酸2-(2',4'-二氯代苯氧)乙酯有机胂化合物的研究&Ⅷ.胂叶立德与叠氮化合物的反应

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8、

The corrosion control methods and corrosion inhibitors ( nitrites, orthophosphates, polyphosphates, polyol esters, phosphonates, zinc salts, silicates, molybdates, borates and aromatic azoles) in recirculating cooling water systems are discussed and emphasized.

重点讨论了金属腐蚀控制的方法以及金属腐蚀控制用的缓蚀剂&亚硝酸盐、正磷酸盐、聚磷酸盐、磷酸酯、有机膦酸、锌盐、硅酸盐、钼酸盐、硼砂和芳香唑类。

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9、

This is realized by part of paracrine and autocrine controlling follicular function through the differentiation of follicular cells, activity of aromatizing enzyme and level of cAMP.

这种作用体现在局部的旁分泌和自分泌,通过影响卵泡细胞的分化、芳香化酶的活性和cAMP水平等实现对卵泡机能的调节。

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10、

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。

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11、

Your eyes will become blind when the asphyxiating aroma surrounds you.

当窒息的芳香包围你的时候,你的双眼会失明。

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12、

A new method of using photoactivable ester with azido group was described to immobilize urease on polyether sulfone ( PES) film surface.

我们利用含芳香叠氮基的光活性酯将脲酶光固定在聚醚砜(Polyether sulfone,PES)膜的表面。

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13、

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.

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14、

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.

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15、

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.

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16、

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.

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17、

It brings us sweet smelling flowers, fresh fruit and vegetables.

它带给我们芳香的花朵、新鲜的水果和蔬菜。

中考真题- 2018 重庆 阅读B

18、

Mixture of high boiling ketones, aromates, and esters.

高沸点之酮类 、 芳香族类 、 脂类之混合物.

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19、

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.

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20、

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.

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