OBJECTIVE To study the preparation method of zinc oxide film and quality control.
目的：探讨复方氧化锌涂膜剂的制备及质量控制方法。
The invention also provides a preparation method of the full biodegradable package film.
本发明还提出了一种制造上述全生物降解包装膜的制备方法。
The invention also provides a preparation method of the full biodegradable package film.
本发明还提出了一种制造上述全生物降解包装膜的制备方法。
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