This is a rather common observation in the course of long-term water absorption studies.
这是在长期吸水率研究时发现的一个普遍现象。
Water absorption rate of this film is only 30-40% of EVOH film under same conditions.
本发明得到一种改性的乙烯-乙烯醇共聚物膜，在同等条件下，其吸水率只有evoh膜的30 - 40%。
This material has good absorption of water.
这种材料有很好的吸水性。
Hence, there is a higher or lower degree of water absorption.
因此，它们有或高或低的吸水性。
Take care of the working voice of machine at all times during water absorption operation.
在操作吸水机时随时留心机器的声音。
Take care of the working voice of machine at all times during water absorption operation.
在操作吸水机时随时留心机器的声音。
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