... 金刚砂棒 emery stick 绿色金刚砂 green carborundum 金刚砂磨轮 emerywheel ...
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The oilstones produced by our company include brown corundum(A), white corundum(WA), black carborundum(C), green carborundum(GC)etc.
我公司生产的油石有棕刚玉(A)、白刚玉(WA)、黑碳化硅(C)、绿碳化硅(GC)等材质。
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