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§1 技术鉴定简介凡下井使用的矿用防爆电器产品一般应具备技术鉴定证书。为了严格把关,其技术鉴定应由省、直辖市级以上职能部门或由其授权的单位组织通过。至于鉴定方式,根据国家科委的最新规定,可以采取会议鉴定、专家函鉴、测试检验等多种形式。但无伦哪一种鉴定都应具备正确、完整、清晰、统一的全套技术文件(包括产品图样和工艺文件)。矿用防爆电器可以认为是一种二次开发的产品,由于防爆外壳内采用的矿用电器和
§1 Introduction to Technical Appraisal Any mine explosion-proof electrical products used under the general should have a technical appraisal certificate. In order to strictly check, the technical appraisal by the provincial, municipalities or above functional departments or units authorized by the organization passed. As for the appraisal method, according to the latest provisions of the State Science and Technology Commission, it can take various forms such as conference appraisal, expert’s handbook, test and test. However, none of these qualifications should have a complete set of technical documents (including product drawings and process documents) that are correct, complete, clear and uniform. Explosion-proof electrical equipment can be considered a secondary development of products, due to explosion-proof enclosure used in mining appliances and