Management content : the company product mainly covers the microscope , the tool maker ' s microscope , the projecting apparatus , the sclerometer , the thickness gauge , the magnifying glass , the balance , the measuring instrument quantity meter , the mapping equipment , the metering equipment , to test the instrument , the electrochemistry instrument , the physical instrument , the analytic instrument , the biochemistry instrument , the non - destructive inspection , the medical instrument , the processing machinery and so on altogether 28 broad headings , 170 minor sort large - scale specialized precision instrument measuring appliance sale enterprises 经营内容：公司产品主要涵盖显微镜、工具显微镜、投影仪、硬度计、测厚仪、放大镜、天平、量具量仪、测绘仪器、测量仪器、实验仪器、电化学仪器、物理仪器、分析仪器、生化仪器、无损检测、医疗器械、加工机械等共28大类， 170余个小类的大型专业精密仪器仪表销售企业。
4.
For the purpose of ensuring the quality of our products , our company has invested 4 million rmb in building multi - purpose lab , and introducing almighty experiment machine , impulsion testing machine , ultrasonic digital thickness - testing device , full - automatic ultrasonic thickness - testing device , sclerometer , ultrasonic flaw detector , x - ray machine , magnetic particle flaw detector and other advanced quality inspecting devices 为了确保产品的质量，公司投资400多万元建起了多功能实验室，配备了机械式万能试验机冲击试验机超声波数字测厚仪全自动超声测厚仪里氏硬度计超声波探伤仪x射线机磁粉探伤仪等先进的质量检测设备。
5.
Coating ' s transparent and abrasive characters are measured by spectrophotometer and abrasion instrument and sway pole sclerometer . as a result , lacquer ' s abrasion - resistant performance improved 100 % adding 15 % nano - alumina . nano composite coating improved pmma base 2 . 75 times 用分光光度计、耐磨仪及摆杆硬度计测定了涂料的透明性和耐磨性，添加15 %的纳米al2o3 ，涂膜的耐磨性能提高了100 % ，纳米复合涂料对底材有机玻璃的耐磨性能提高了2 . 75倍，可见光透过率在80 %左右。
