尺寸检测项目包括：对称度，垂直度，轮廓度 ， 位置度，圆跳动，同轴度，平行度 ， 倾斜度 ， 圆度等.需运用三坐标或二次元等仪器进行三维检测.得出准确结论.
精纳检测作为中国合格评定国家认可委员会（CNAS）认可的第三方独立检测机构.在全球范围内为企业提供一站式三方检测解决方案.主要涉及尺寸，3D扫描，检具校验，逆向工程，材料测试，可靠性，环境等项目.
As a third-party independent testing organization recognized by China National Accreditation Service for conformity assessment (CNAS）, Jingna testing provides enterprises with one-stop three-party testing solutions worldwide. It mainly involves dimensions, 3D scanning, Checking fixture , reverse engineering, material testing, reliability, environment and other projects.