例文
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- The roughening can be done with an acid solution or by scrubbing.
- This is usually an acid solution containing hydrofluoric acid.
- This is clearly wrong as an acid solution should have a pH of less than 7.
- Aluminium anodizing is usually performed in an acid solution, which slowly dissolves the aluminium oxide.
- Etched glass is created by dipping glass that has an acid resistant pattern applied to its surface into an acid solution.