云母块 meaning in English
mycalex
Examples
- Method of measurement of thickness for mica blocks , thins , films and splittings
云母块薄片薄膜和碎片的厚度测量法 - Standard specification for natural block mica and mica films suitable for use in fixed mica - dielectric capacitors
固定式云母介电电容器用天然云母块和云母薄片的标准规范