Parkerizing
帕克法磷化表面处理(将钢铁制件用磷酸锰铁水溶液热浸处理, 生成磷化膜), 金属防锈法
🔁 扩展释义
【化】 磷化处理
🗣️ 情景例句
It's kind of you to say that.
非常感激你那么说。
There is no fool like an old fool.
老年荒唐无法可想。
It had broken down the previous summer, and though I promised to repair it, I had never got round to it.
那台割草机去年夏天就坏了，尽管我答应修，但一直没抽出时间，