256查询网 英汉词典

coal-tar pitch

英 美
  • 煤焦油沥青

双语例句

    1. Mesophase microbeads were prepared from coal tar pitch by thermal condensation in atmospheric pressure.
      以煤焦油沥青为原料采用常压热缩聚工艺制备中间相沥青微球。
    2. Boron-substituted polyaromatic mesophase was prepared by co-pyrolysis of a coal tar pitch with pyridine-borane complex under autogeneous pressure.
      以煤焦油沥青和吡啶硼烷为原料采用加压热缩聚工艺制备硼取代聚芳烃中间相沥青。

相关词汇

Copyright © 2023 256查询网 All Rights Reserved

Copyright © 2023 www.256cha.com All Rights Reserved

256查询网 赣ICP备18009369号-6

本站部分资料来自网络,如有侵权请速与我们联系删除