white fracture 中文意思是什麼
white fracture
解釋
白斷口-
Color and luster, outside hardness, fracture, acid value, saponification value, iodine value, benzene insoluble, white to light yellow, smooth and shining on surface, without obvious impurity, being hard and crispy, fracture being horse tooth structure with luster
色澤與外觀硬度、斷面酸值皂化值碘值苯不溶物白色至微黃,表面光滑有光澤,無明顯雜質,質硬而脆,斷面呈馬牙狀有光澤
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