1、The product was recrystallized by non-polar or low-polar solvent.
并用非極性溶劑或弱極性溶劑進(jìn)行重結(jié)晶。

2、That means PMMA has changed from polar polymer to non-polar polymer.
對(duì)此現(xiàn)象的解釋機(jī)理提出了“孔洞”與“極性基團(tuán)斷裂”兩種假設(shè)。

3、If your multiplier can be cleaned, then non-polar solvents must be used..
如果您的倍增器可以清洗，則必須用非極性的溶劑。(正庚烷是非極性溶劑)。

non-polar翻譯