非对称冷却成形法是制造螺旋形三维卷曲涤纶中空短纤维的有效方法，冷却成形条件是纺丝过程的技术关键。
Unsymmertrical quenching is an effective method to prepare spiral three-dimension-crimp PET hollow fiber. Quench forming condition is the key technique in spinning.
非对称冷却成形法是制造螺旋形三维卷曲涤纶中空短纤维的有效方法，冷却成形条件是纺丝过程的技术关键。
Unsymmertrical quenching is an effective method to prepare spiral three-dimension-crimp PET hollow fiber. Quench forming condition is the key technique in spinning.
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