• 延期湿后药时,压药一致提高延期药的压强度冲击

    When the delay composition is moisture absorption, the coherence of the pressing delay composition become good, it enhance the crushability intensity and the resist impact capability.

    youdao

  • 延期湿后药时,压药一致提高延期药的压强度冲击

    When the delay composition is moisture absorption, the coherence of the pressing delay composition become good, it enhance the crushability intensity and the resist impact capability.

    youdao

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