“vapor phase propylene polymerization”的概念、定义、翻译、参考文献-科学参考

单词	vapor phase propylene polymerization
释义	vapor phase propylene polymerization Encyclopedia 工学气相法丙烯聚合工艺释 vapor phase propylene polymerization气相法丙烯聚合工艺采用搅拌床或流化床反应器，丙烯气体通过反应器在催化剂作用下直接聚合得到干燥粉料的一种聚合工艺。
随便看	contragradient composition contragradient isomorphism contragradient linear transformation contragradient mapping contragradient matrix contragradient module contragradient representation contragradient set contragradient transformation contragredient contragredient automorphism contraharmonic mean contraindicated during pregnancy contraindicated in diet contraindication of Chinese medicinal use contraindication of pattern contralto contranatant contraorbital contraorbitally contra-parallelogram contrapedal curve contrapolarization contraposition contrapositive

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