论文部分内容阅读
各铁路局，各总公司：现将１９９９年第四批工业产品质量监督抽查的情况通报如下：１ 抽查概况本批抽查了１１８个厂项的产品，合格９６个，抽查合格率为８１．４％；复查了１５个厂项的产品，合格１４个，合格率为９３．３％。按产品分类，本批抽查机车类产品１４个厂项，合?
The Railway Administration, the head office: Now the fourth batch of 1999 industrial product quality supervision and spot checks are as follows: 1 spot checks This batch of spot checks of 118 plant items, 96 qualified, sampling pass rate of 81.4 %; Review of 15 factory items of products, 14 qualified, with a pass rate of 93.3%. Classified by product, this batch of spot checks motorcycle products 14 factory, together?