查询词典 tar

Bath additives containing coal tar are particularly helpful in the treatment of psoriasis , although some people do not like the smell.

浴添加剂，含有煤焦油是特别有用，在治疗银屑病，虽然有些人不喜欢的气味。

It was discovered in the late nineteenth century as a derivative of toluene (a solvent derived from coal tar).

它是于十九世纪后期作为甲苯（一种煤焦油的可溶的衍生物）的一种衍生物被人发现的。

The separation and purification processes of 2,6-DMN from coal and petroleum tar are reviewed.

文摘：本文介绍了2，6-二甲基萘的用途和制备方法；综述了从煤焦油和石油中分离提纯2，6-二甲基萘工艺。

A kind of self-made coal tar cleaning agent and its specialty were introduced.

介绍了一种自制焦油清洗剂及其特性，并重点介绍了其在某炼焦煤气厂的实际应用。

Under the oxidative atmosphere, the most of sulfur in coal is transferred into tar.

在氧化性气氛下，脱除的硫主要分布在焦油中；随着氧气体积分数的提高，半焦收率下降的很快，下降幅度要比脱硫率的增加幅度大。

Two methods of distillation crystallization method and gas chromatography to determine the naphthalene content in coal tar oil were introduced.

介绍煤焦油中萘含量测定的两种方法：蒸馏结晶法和气相色谱法，对两种方法的优缺点及分析结果进行了对比。

Ammonia, coal tar and coke are all by-products obtained in the manufacture of coal gas.

氨气、煤焦油、焦煤都是煤气生产过程中的副产品。

For the high nitrogen mass fraction in coal tar,the hydrodenit...

由于煤焦油的氮含量较高，要达到较好的加氢脱氮效果必须在高温、高压和低空速下进行。

Hejin City is the country's largest high-quality coal tar origin.

河津市是全国最大的优质煤焦油产地。

The 600,000-ton annual capacity coke-oven and the complementary gas and coal tar processing installations of No.1 cokery of this company were set up in 1979 and have a history of more than 20 years.

公司第一焦化厂年产60万吨焦炉及配套的煤气、焦油加工装置始建于1979年，已有二十多年的历史。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了