| EXAMPLE SENTENCES | ||
|---|---|---|
绿色则表明了大分子多环芳香烃的存在。 The green indicates the presence of complex molecules called polycyclic aromatic hydrocarbons. | ||
不含芳香烃，确保不损皮肤及无刺激性气味。 No low aromatic content, ensuring not harmful to skin and no unpleasant smell. | ||
用化学分析方法测定了工业用石脑油中芳香烃的含量。 The aromatic hydrocarbons content in naphtha was analyzed by a chemical reaction method. | ||
石油主要是由烷烃、环烷烃和芳香烃组成的混合物，具有致癌、致畸、致突变的潜在性。 Petroleum is a kind of compound composed of alkane, cyclane and aromatics, which have the potentiality leading to cancer, deformity and mutation. | ||
另一组重要的石油化学品原料是芳香烃化合物，主要是苯、甲苯和二甲苯，主要由催化重整制得。 Another important group of petrochemical raw materials are the aromatic compounds, principally benzene, toluene and xylenes, which are mainly produced by catalytic reforming. | ||
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。 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. | ||
首先，对雪里蕻腌菜卤汁的乙醚萃取浓缩液组分进行了鉴定，结果发现有机酸组分8个，醇类组分4个，腈类组分2个，酯类组分1个，芳香烃2个。 The constituents from pickle brine extracted with ethyl ether and identified by GC MS. In the result, 8 acids, 4 alcohol, 2 nitriles, 2benzines and 1 ester were identified. | ||
