The notoriously poor quality of some school toilet paper has long been the butt of many jokes, but the move angered parents.
虽然有些学校提供的卫生纸质量出了名的差，长期以来一直遭人耻笑，但要求学生自带手纸的做法还是让家长们很生气。
The veto on the poor quality and its applications in the activities of the railway stations are discussed in this paper.
本文探讨了质量否决权及其在铁路车站应用问题。
This paper discusses the characteristics and the negative effects of the poor quality fuels, presents simple methods for fast evaluation and proposed countermeasure to deal with the prodlem.
本文从劣质油的特征及危害，到形形色色的掺假手段进行了分析，并提出了识别真假油的方法和应采取的措施。
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