平方米质量偏差率 Quality square deviation ; Square meters quality deviation rate ; Square deviation of quality
由于目前的加工方法主要是机械光整加工，存在着加工质量差、生产率低、成本高的问题。
Mechanical Finish Machining has the question of low productivity and high cost. Therefore, it can't satisfy the practical production.
由于空气质量差，大城市中哮喘和其他肺部疾病的发病率比农村地区要高出许多。
Due to the poorer quality of air, the rates of asthma and other lung-related ailments are considerably higher in large cities than in rural areas.
但是，我国电信企业仍然面临种种问题，电信服务质量差、收费高、生产率低下和公司治理的不完善仍困扰着我国的电信企业。
However, the enterprise still have lots of problems, such as high service price, low service quality, low productivity and impaction of governance structure.
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