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关注：1
2013-05-23 12:21
求翻译：2) The drop of all lubricants used can spontaneously spread very quickly on aluminum surfaces into thin-film oil in 3−4 s. The contact angle decreases dramatically in the first 500 ms after the lubricant contacts with the aluminum, and then becomes slow later.是什么意思？ 待解决
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2) The drop of all lubricants used can spontaneously spread very quickly on aluminum surfaces into thin-film oil in 3−4 s. The contact angle decreases dramatically in the first 500 ms after the lubricant contacts with the aluminum, and then becomes slow later.
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