非品区 non-crystalline region又称无定形区。聚合物中大分子链及链段无序排列的区域。存在于准原纤折叠链片晶间的缚结分子微区和相邻准原纤之间的微区内；也存在于晶体内缺陷中；未排入晶格的分子链和链段、折叠链片晶中链的折叠弯曲部分、链末端、空洞等都属非晶区。非晶区大分子的取向，能提高聚合物纤维的强度和韧性。
... amorphous polymer || 非晶聚合物，无定形聚合物 amorphous region || 非晶区，无定形区 amorphous semiconductor || 非晶态半导体，无定形半导体 ...
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... noncrystalline gel 非结晶胶体 noncrystalline region 非晶领域 ; 非晶区 noncrystalline mineral 非晶质矿物 ...
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... ammonium sulphate 硫酸氨 amorphous area 非晶区（无定形区） amorphous cellulose 非晶纤维素 ...
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因此，认为纤维素和聚丙烯腈在非晶区具有一定的相容性。
Then, we consider that the cellulose and polyacrylonitrile are somewhat compatible in their amorphous area.
介绍了BOPP薄膜的结晶行为和取向行为，分析了晶区和非晶区取向的不同特点。
The crystallization and orientation behaviors of BOPP film were discussed. The orientation features in crystalline and amorphous regions were compared.
本文用力学-振动光谱研究了硬弹性聚丙烯（HEPP）晶区和非晶区分子链在拉伸时取向的变化。
The orientation behaviour of molecular chains of hard elastic polypropylene(HEPP) film was investigated on the uniaxial stretching by polarized IR Vibration-Mechanical Spectroscopy.
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