这种特性在工序中可能偶尔存在着偏离公差的重大波动并且将产生难以令人接受的过高的长期平均不合格品率或次品率。。请你翻译成重视准确的英语

This characteristic may occasionally result in significant fluctuations deviating from the tolerance in the process, leading to an unacceptably high long-term average rate of non-conforming or defective products.