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制备方法为:首先将所有的大量元素集中收集备用;
The preparation Method: First, concentrate all plenty of elements to collect reserve;
youdao
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这为制备聚对氨基苯腈薄膜提供了一个新方法。
This is a new method to prepare ultrathin film of PABN.
youdao
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这为制备聚对氨基苯腈薄膜提供了一个新方法。
This is a new method to prepare ultrathin film of PABN.
youdao