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- 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。
- 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。
- BP is the largest oil and natural gas producer in America. 是美国最大的石油和天然气产品供应商。
- Any of several highly volatile, flammable liquid mixtures of hydrocarbons distilled from petroleum, coal tar, and natural gas and used as fuel, as solvents, and in making various chemicals. 石脑油一种高度挥发性的易燃液态碳氢化合物混合物,从石油、煤焦油和天然气中提炼出来,并用作石油、溶剂和制造各种化合物中
- BP is already the largest oil and gas producer in the Gulf. 英国石油已经是墨西哥湾最大的油气生产商。
- The liquor is separated from the gas in a central tank, together with any condensed coal tar. 在中心储罐中将淋洗液与气体和被浓缩的煤焦油进行分离。
- The chemist reported on his experiments with coal tar. 化学家提出他实验沥青的报告。
- Ammonia, coal tar and coke are all by-products obtained in the manufactureof coal gas. 氨气、煤焦油、焦煤都是煤气生产过程中的副产品。
- 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.
- Siberia is a major gas produced area. 西伯利亚地区是俄罗斯主要的天然气产区。
- 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.
- The technology method for raising production capacity of gas producer in the plateau area was discussed. 讨论了在高原地区提高煤气发生炉生产能力所应采取的技术改造方法。
- This standard is suitable for the industrial methanol synthesized such raw materials as coal tar, natural gas, light heavy oil, etc. 本标准适用于以煤焦、天然气、轻重油等为原料合成的工业甲醇。
- 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。