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- brown coal tar 褐煤焦油
- They will report on the experiments with coal tar. 他们将汇报煤焦油的试验情况。
- 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.
- This method and systems are also used for other volatile-rich fuels such as brown coal and bituminous coal. 此实验方法和装置,同样适用于研究褐煤、烟煤等高挥发分燃料的输送特性。
- And modified lignite, sulphonated tannin, acid wood, resin, such as brown coal processing agent used to better effect. 与改性褐煤、磺化栲胶、木质酸类、褐煤树脂等处理剂配合使用效果更佳。
- 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。
- DESC; Pit Coal was much more high graded than Brown Coal and at this point new techniques made refining Pit Coal much simpler. 沥青煤比褐煤等级更高,而此时生产沥青煤的工艺更为简单。
- 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。
- Gas sourse rock that form gas almost are deep grey, grey black and black mudrock, siltstone and brown coal in Quaternary. 气源主要来自第四系深灰、灰黑及黑色泥质岩和褐煤层,源岩有机质丰度高。
- 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。
- The transfer ratio of 137Cs from soil to plant cut down a little by the application of plant ash, brown coal but the effect is not stable. 草木灰、褐煤、石灰都有降低~(137)Cs从土壤-植物的转移率的作用,但效果不够稳定。
