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- 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。
- A white crystalline compound, C10H8, derived from coal tar or petroleum and used in manufacturing dyes, moth repellents, and explosives and as a solvent. 萘一种白色结晶化合物，C10H8，从煤焦油或石油提取，并用在染料、蛀虫驱虫剂和炸药的制造中，还用作溶剂
- An organic compound, C10H7CH3, obtained from coal tar in two isomeric forms, one a liquid, the other a solid. 甲基苯一种有机合成物，C10H7CH3，从煤焦油中提取，有两种异构形式，一种液态，一种固态
- 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。
- A white crystalline compound,C10H8,derived from coal tar or petroleum and used in manufacturing dyes,moth repellents,and explosives and as a solvent. 萘一种白色结晶化合物，C10H8，从煤焦油或石油提取，并用在染料、蛀虫驱虫剂和炸药的制造中，还用作溶剂。
- 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。
- Objective: To observe the effect of compound Zijin Shuang for external use on experimental acne vulgaris in rabbit model made by coal tar. 目的:采用煤焦油制造实验痤疮兔模型,观察复方紫金霜对实验性痤疮的治疗作用。
- 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.
- 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。
- A white crystalline compound,C8H7N,obtained from coal tar or various plants and produced by the bacterial decomposition of tryptophan in the intestine. It is used in perfumery and as a reagent. 吲哚一种白色结晶化合物，C8H7N，可以从煤焦油中提炼，也可以从许多植物中提炼出来，细菌分解肠道中的色氨酸，也可产生此种化合物。它主要被用于制造香水和化学试剂
- A white crystalline compound, C8H7N, obtained from coal tar or various plants and produced by the bacterial decomposition of tryptophan in the intestine. It is used in perfumery and as a reagent. 吲哚一种白色结晶化合物，C8H7N，可以从煤焦油中提炼，也可以从许多植物中提炼出来，细菌分解肠道中的色氨酸，也可产生此种化合物。它主要被用于制造香水和化学试剂
