首页>
外国专利>
INSPECTION METHOD OF THICKNESS OF COATING LAYER FOR COMPOSITE TYPE SUBSTRATE METAL FOR DIRECTLYYHEATED TYPE CATHODE
INSPECTION METHOD OF THICKNESS OF COATING LAYER FOR COMPOSITE TYPE SUBSTRATE METAL FOR DIRECTLYYHEATED TYPE CATHODE
展开▼
机译:定向加热型阴极复合型基质金属镀层厚度的检测方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
PURPOSE:To inspect the thickness of coating layer, by measuring the ratio of resistance at different two temperatures, in manufacturing of composite type substrate metal having coating film of the components different from the composition of metal at one side or the both sides of metal substrate.
展开▼