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1 词典释义:
pepa
时间: 2025-04-03 10:06:06

佩帕

双语例句
  • Pepa: Her only crime was falling in love and being afraid. Id do the same.

    佩帕:她惟一的罪就是爱和害怕。我也一样。

  • A series of polyurethane (PU) elastomer were synthesized from polyester(PEA, PEPA) or polyether(PTMG), toluene dissocyanate (TDI), mixture of triisopropanolamine(TIPA) and 1,4-butanediol(BDO).

    以聚酯(PEA、PEPA)或聚醚(PTMG)和TDI为原料合成聚氨酯预聚体,用三异丙醇胺 (TIPA)和1,4-丁二醇(BDO)的混合物作扩链剂制备聚氨酯弹性体。