一、前言为促进通信产品质量的提高,根据机电部机质(1988)51号通知,1989年将进行全国车载式 D 频段民用无线电话机质量评比。为此,我检测中心根据电子部质量安全司1988年3月印发的“全国电子产品质量评比管理办法”(试行)和(88)电质函字231号文关于印发“主要电子产品质量分等条 I. Preface In order to promote the improvement of the quality of telecommunication products, according to the circular of the Ministry of Mechanical and Electrical Affairs (1988) No. 51, the quality evaluation of the national car-mounted D-band civil radiotelephone will be conducted in 1989. To this end, I test center issued by the Department of Electronic Quality and Safety Division in March 1988 issued the “National Quality Control Measures for Electronic Products” (for Trial Implementation) and (88) E-mail letter 231 on the issuance of "the quality of primary electronic products Article