文章简要介绍了日立h - 600型电子显微镜抽真空系统，分析了抽真空程序及其程序控制电路。
The paper simply introduces the evacuation system for model H-600 electron microscope and analyzes the program of evacuation and the program control circuit.
本文以H - 800型透射电子显微镜为例，介绍了几例故障现象、故障分析及故障排除方法。
Taking H-800 electron microscope for example, this article introduces some faults appearance, faults analysis and method of faults exclusion.
利用光学显微镜、透射电子显微镜和HD - 187.5型硬度计对高锰钢在不同轧制应力条件下的组织和性能进行了分析和研究。
The microstructure and properties of high manganese steel under the conditions of different rolling load were analyzed and studied through the om, TEM and HD-187.5 sclerometer.
应用推荐