你不能从品质差的肉，制造品质高的肉。
介绍了造成棉型涤纶短纤内在品质差的影响因素。
The factors that had effect on the internal quality of cotton polyester staple were introduced.
你总会在按揭经纪业务中遇到这样品质差的销售员。
You'll always get people like the worst commissioned salespeople in the mortgage brokerage business.
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