... superficial burn 释义：浅表烧伤 nitric acid burn 释义：硝酸烧伤 oxalic acid burn 释义：草酸烧伤 ...
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硝酸酒精腐蚀检验：通过使用一系列的酸性或中性溶液检查磨削后零部件表面是否有裂痕或磨削烧伤。
NITAL ETCH : Process of checking surfaces of ground product for cracks or burns by use of a series of acids and neutralizers.
硝酸是一种强酸，有毒，并能造成严重烧伤。能与大多数金属起作用，用于蚀刻钢材和光刻。
A strong acid, it is toxic and can cause severe Burns. It attacks most metals and is used for etching steel and photoengraving.
硝酸是一种强酸，有毒，并能造成严重烧伤。
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