testing of yarns造句

textiles . tests of yarns . determination of linear density
纺织.纱线试验.线密度的测定
textiles . testing of yarns . determination of the twisting of yarns
纺织品.纱线试验.纱线加捻卷曲的测定
textiles . testing of yarn . method for determination of certain yarn characteristics by knitting
纺织品.纱线试验.针织纱线某些特性的测定方法
It's difficult to find testing of yarns in a sentence. 用testing of yarns造句挺难的