家电产品质量分级标准构想

家电产品质量分级标准构想

闫凌, 朱焰

The concept of quality grading standards of household electrical appliances

YAN Ling, ZHU Yan

家电科技 . 2022, (1): 74 -77 . DOI: 10.19784/j.cnki.issn1672-0172.2022.01.012