中英▼

  • Withchemicals of ordinary quality and simple technical equipment, samples of good PTC property were obtained.

    结果用普通的化学原料和简单的工艺设备，做出了有较好PTC性能的样品。

    youdao

  • Withchemicals of ordinary quality and simple technical equipment, samples of good PTC property were obtained.

    结果用普通的化学原料和简单的工艺设备，做出了有较好PTC性能的样品。

    youdao

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