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一些消费者发现,自已的彩电屏幕尺寸与所标示的不一致。一顾客从商店购回29in的进口彩电,用尺子量发现屏幕的对角线长度仅为27in多,这究竟是什么原因呢? 有关电视机尺寸问题。国家技术监督局于1990年有过明确规定,把以in为衡量单位改为按国家法定计量单位,即按(cm)计算,如29in彩电就应标为73cm或74cm,但这种标法是指显像管玻壳外径的大小,而非显像管可视画面对角线的长度。顾客在量屏幕大小时,没有把镶嵌在机体外壳内的部分计算在内,因此往
Some consumers find that their own color TV screen size does not match the mark. A customer repurchased 29in imported color TV from the store and found that the diagonal length of the screen was only 27in with the ruler. What exactly is the problem? State Bureau of Technical Supervision in 1990 has made it clear that the measure of in units of change to the national legal units of measurement, that is calculated (cm), such as 29in color TV should be marked as 73cm or 74cm, but this standard is Refers to the size of the outer diameter of the picture tube glass, rather than the length of the diagonal of the picture tube visual screen. Customers in the amount of screen size, not embedded in the body shell within the part of the calculation, so to