“patina”的概念、定义、翻译、参考文献-科学参考

单词	patina
释义	patina [`pat·ǝn·ǝ or pǝ`tē·nǝ] ^GEOLOGY A thin, colored film produced on a rock surface by weathering. ^METALLURGY The greenish product, usually basic copper sulfate, formed on copper and copper-rich alloys as a result of prolonged atmospheric corrosion.
随便看	refractometer refractometry refractor telescope refractory refractory cement refractory clay refractory coating refractory concrete refractory enamel refractory hard metals refractory-lined firebox boiler refractory metal refractory period refractory sand refrangible refresh refrigerant refrigerant 23 refrigerated truck refrigeration refrigeration condenser refrigeration cycle refrigeration oil refrigeration system refrigerator

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