A.卷曲數(shù)和卷曲率都小B.卷曲數(shù)和卷曲率都大C.卷曲數(shù)和卷曲率不變D.卷曲率小
A.卷曲牢度B.卷曲程度C.卷曲速度D.卷曲緊張度
A.卷曲率減小B.卷曲率增大C.卷曲率不變D.卷曲數(shù)增大