中英▼

  • The extract was decolored and desalted by using anion and cation exchange resin. The desalted liquid was filtered with an ultrafilter membrane.

    用阴阳离子交换柱去除杂质，同时起到一定的脱色作用，进而运用超滤进行澄清。

    youdao

  • The extract was decolored and desalted by using anion and cation exchange resin. The desalted liquid was filtered with an ultrafilter membrane.

    用阴阳离子交换柱去除杂质，同时起到一定的脱色作用，进而运用超滤进行澄清。

    youdao

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