名词
中文翻译：煤焦油树脂
同义词：
['tar pitch', 'coal tar pitch例句：1. The coal tar resin is used in the production of various chemicals.（煤焦油树脂用于生产各种化学物质。）']
例句：
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1. The coal tar resin is used in the production of various chemicals.
煤焦油树脂用于生产各种化学物质。
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2.Coal tar resin is a valuable resource for the production of plastics.
煤焦油树脂是生产塑料的宝贵资源。
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3.The coal tar resin was extracted from the coal tar by heating it under high pressure.
通过在高压下加热煤焦油提取出煤焦油树脂。