- 重点词汇
- colorlessadj.无色的;苍白的;颜色黯淡的;无特色的;
- liquidn.液体;
- hn. 英语字母表的第8个字母;大写为H
- fromprep. （表示时间）从…;（表示原因）因为;（表示来源）来自…;（表示分离）与…分离[隔开];
- aart. (用于可数名词或单数名词前，表示未曾提到的)一(人、事、物);用于前有形容词或后有短语的不可数名词前;一（个）;每一（个）;任一（个）;
- usedadj.习惯于，适应;
- cn. 英语字母表的第3个字母;C大调音阶中的第一音；(学业成绩)第三等，中
- 8 eight;
- 9 nine;
- coal tarn.煤焦油;煤黑油;
- resinsn.树脂，松香( resin的名词复数 );合成树脂;
- 相关例句
Several graphite samples were made from calcined coke and coal tar by hot pressing.
用煅烧石油焦和煤焦油为基本原料,采用热压工艺制备了几种石墨材料.
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研究了用于制备高比表面积活性炭的改质煤沥青的调制方法.
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简要介绍改质沥青在炭素制品生产中的重要作用以及生产改质沥青的二种工艺.
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Carbon foams were prepared from coal tar pitch, petroleum mesophase pitch, and AR pitch.
分别以煤沥青 、 石油中间相沥青和AR沥青为前驱体制备炭泡沫材料.
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The process of coal tar steelmaking in special steel open hearth is described in this paper.
介绍了特钢平炉煤焦油炼钢工艺.
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A pitch mesophase can be prepared from petroleum pitch and coal tar pitch.
从石油沥青和煤沥青中制取沥青中间相物质.
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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.
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通常采用的涂层包括:环氧树脂, 煤焦油衍生物和无锌底漆.
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以含有原生QI的煤沥青为原料,采用热缩聚方法制备出中间相炭微球.
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Coal tar has been a historic contribution to modern organic chemical industry.
煤焦油曾为近代有机化工作出了历史性贡献.
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It's based on a blend of high quality coal tar and vinyl resin. Physically drying.
一种高质量焦油沥青和乙烯基树脂的混合物, 属物理干燥型.
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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.
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