GB/T 5900.4-2022 机床 主轴端部与卡盘连接尺寸 第4部分：圆柱连接

    北京中科光析科学技术研究所(简称“中析研究所”，原称“中化所”)，是以科研检测为主的化工技术研究机构。中析研究所坚持基础研究与应用研究并重、应用研究和技术转化相结合，发展为以“任务带学科”为主要特色的综合性研究所。

    经国家有关部门批准，目前成为第三方分析测试技术服务单位，旗下实验室拥有CMA检测资质。开展了研发设计、分析检测、试验验证、共性加工、信息及知识产权等服务,为科技型企业创新提供公共服务。本所得到政府创新基金的支持，被评为国家高新技术企业。

    中析研究所先后成立了化学实验室、微生物实验室、力学实验室、材料实验室、医学实验室、高分子实验室、声学实验室等。为我国航空航天、军工科研、司法单位、高端制造等部门提供了个性化的定制方案及服务。

　Beijing Zhongke optical analysis Chemical Technology Research Institute (hereinafter referred to as Sinochem Institute) is a collective owned unit, which is a chemical technology research institute focusing on scientific research and testing. Sinochem adheres to the combination of basic research and application research, and the combination of application research and technology transformation, and develops into a comprehensive research institute with the main characteristics of "task with discipline". With the approval of relevant national departments, it has now become a third-party analysis and test technical service unit and obtained CMA qualification certification. Services such as R & D design, analysis and detection, test and verification, common processing, information and intellectual property rights were carried out to provide public services for innovation of science and technology-based enterprises. With the support of the government innovation fund, the exchange was rated as a national high-tech enterprise.

　　Sinochem has established chemical laboratory, Microbial Laboratory, mechanical laboratory, material laboratory, medical laboratory, polymer laboratory, acoustic laboratory, etc. It provides personalized customized solutions and services for China's aerospace, military scientific research, judicial units, high-end manufacturing and other departments.