名词
中文翻译：酸蚀层
同义词：
['acid attack', 'acid corrosion例句：1. The acid scale on the metal surface has been removed by the chemical treatment.（金属表面的酸蚀层已被化学处理去除。）2. The acid scale on the roof was caused by the rainwater seeping in.（屋顶上的酸蚀层是由雨水渗入造成的。）3. The acid scale on the steel pipe is a sign of corrosion.（钢管上的酸蚀层是腐蚀的标志。）']
例句：
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1. The acid scale on the metal surface has been removed by the chemical treatment.
金属表面的酸蚀层已被化学处理去除。
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2. The acid scale on the roof was caused by the rainwater seeping in.
屋顶上的酸蚀层是由雨水渗入造成的。
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3. The acid scale on the steel pipe is a sign of corrosion.
钢管上的酸蚀层是腐蚀的标志。