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1999年上半年,安徽省电子产品监督检验所联合各地市技术监督局对全省七个地市的12个城市所经销的不同品牌的“声频功率放大器”进行了市场抽检。在所抽检的149个批次样品中,合格的有33个批次,合格率为22％,尽管各个地市的抽检合格率差别较大,但基本上代表了近阶段安徽省市场功放产品的质晏现状。 一、市场抽查的检验依据及主要内容
In the first half of 1999, the Electronic Product Supervision and Inspection Institute of Anhui Province and the Technical Supervision Bureaus of various cities jointly conducted spot checks on different brands of “audio power amplifiers” distributed by 12 cities in seven provinces and cities. Of the 149 batches of samples sampled, there were 33 batches that qualified, with a pass rate of 22%. Although the pass rates of sampling inspections vary greatly from place to place, they basically represent the market power amplifier products in Anhui Province in the near future. Quality status. First, the test basis and the main content of market inspection