焦油的

The content of anthracene is highest among all PAH.

热解终温对热解焦油中芘的含量影响是比较微弱的。

But because of its high moisture content, high oxygen content and some impurity, biomass tar needs to be purified or modified before using it as bunker oil.

生物质焦油150℃以下下层馏分的主要含量为羧酸类和酚类物质等多种有机化合物，具有较高的综合利用潜力。

A great quantity of furnace gas is produced in the production of calcium carbide. The gas is hard to process and seriously pollutes the environment.

在电石生产中会产生大量的含有焦油和粉尘的炉气，这些炉气处理难度大，排入大气后严重污染环境。

Loose hemp or jute fiber obtained by unravelling old ropes; when impregnated with tar it was used to caulk seams and pack joints in wooden ships.

旧绳拆开后得到的疏松的大麻或黄麻纤维，涂上焦油后用于填塞管子接头和木船上捻缝。

The effect of technologies for processing coal tar on the quality of pitch was analyzed on the basis of comparing different technologies at home and abroad.

摘 要：通过对国内外焦油加工工艺的比较，分析了不同工艺对沥青质量的影响。

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。

A new spectrophotometric method for the determination of trace nitrite was studied.The method is based on the diazo-reaction of brilliant cresol blue with nitrite.

本文研究了在盐酸介质中微量亚硝酸根与煌焦油蓝发生的重氮化反应，建立了测量微量亚硝酸根的新方法。

Immunoprecipitation and cresyl fast violet staining were employed to detect the expression of relevant message proteins, activation and the death of the hippocampal neurons.

使用免疫沉淀和焦油紫染色法等技术检测相关信号蛋白的表达、活化水平及神经元细胞的死亡。

The capital of the "Tar Heel State" is Raleigh, and the dogwood blossom is the state flower.

焦油脚州」的首府是洛利，而它的州花是山茱萸。

In order to obtain high catalysis effect, dolomite with bigger specific surface area should be chosen.

要想得到好的焦油裂解效果，须选择高比表面积的白云石。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐