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Sheet metal can be formed or drawn by the application of pressure.
薄的金属可以通过使用压力来成形或拉长。
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The sheet of membrane was formed from the oxygenation of dry oil.
这层膜是由于干性油氧化形成的。
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The sheet of membrane was formed from the oxygenation of dry oil.
这层膜是由于干性油氧化形成的。
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