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- Coal tar distillate 煤焦油馏出物
- Design on automatic control system of coal tar distillation 煤焦油蒸馏自动控制系统的设计
- The process improvement of the coal tar distillation 煤焦油蒸馏过程的改进
- They will report on the experiments with coal tar. 他们将汇报煤焦油的试验情况。
- Fluorene is an important material in organic chemical industry.It is usually extracted from the washing oil or anthracene oil distillate of coal tar. 芴是重要的有机化工原料,多从煤焦油的洗油馏份中提出,也可从蒽油中提出。
- Obtained by distilling coal tar. 蒸馏焦油获得的轻油和脱酚后的酚油混合而成。
- Indole consists in washing oil of coal tar. 煤焦油洗油(以下简称洗油)中含有吲哚。
- Coal tar has a strong smell and can stain clothing. 煤焦油有很强烈的气味，并且会染污衣服。
- Our company ranks first in the output of coal tar. 我公司的煤黑油产量居全省之首。
- 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。
- The chemist reported on his experiments with coal tar. 化学家提出他实验沥青的报告。
- Coal tar epoxy. Part A and Part B mixed prior to application. 环氧煤焦油沥青漆。使用前请将A、B组分搅拌均匀。
- Coal tar , acetic acid,dodecylbenzene Sulfonic Acid. 本品为深褐色液体；有醋酸及煤焦油的特臭。
- Aniline : A coal tar derivative used in penetrating tints. 苯胺:一种煤焦油的衍生物;用于渗透染料.
- coal tar distillation 煤焦油精馏
- The results concluded that coal tar colors were not detected in fifty samples. 本调查系本局之比较检验，曾于八十七年三月三日发布新闻在案。
- Besides,the development mode of coal tar enterprises was also discussed. 此外还讨论了煤焦油加工企业的发展模式。
- Factors influencing the properties of the coal tar enamels were discussed. 讨论了影响煤焦油磁漆性能的因素。
- From something as vile as coal tar came a remarkably versatile substance. 从某种像煤渣那样污秽的东西中炼出了一种用途十分广泛的东西。
- By means of new type of tray technology the tar distillation system at Panzhihua Iron &Steel Group has been improved. 采用新型塔板技术对攀钢的焦油蒸馏装置进行了改造。
