graphite
carbon
graphite carbon loaf石墨碳精塊
Graphite carbon rod石墨碳棒
graphite carbon modified electrode石墨修飾電極
semi-graphite carbon半石墨炭
carbon and graphite material碳和石墨材料;碳琥珀玻璃
carbon-graphite fibre碳石墨纖維
medium-carbon graphite中碳石墨
carbon-graphite impregnated resin浸漬碳石墨樹脂