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[问] 来源英语
[问] brat
[问] saturday
[问] rice
[问] intermission
[问] bombarded
[问] organizations
[问] narrow
[问] 确认英文
[问] begins

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英汉例句

\ borane的例句（borane在句子中的用法）

borane的例句（borane在句子中的用法）

Boron - substituted polyaromatic mesophase prepared by co - pyrolysis of a 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.

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