本文在介绍铟的有关物理化学性质的基础上讨论了铟作为封接材料所形成真空密封的特点与机理。

In this paper the general physical and chemical properties of the indium which is used as a soft-metal sealant is described.

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所以最好是试着密封家里的缝隙，如果有进来的，那就用真空吸尘器吸。

So it's better to just try to, you know, seal those crevices and vacuum them if they do get in.

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控制中心的官员说，莫斯科时间周日晚上10点44分，“TMA-5”号宇宙飞船飞离空间站，之前由于维托里的太空服的真空密封层出现了问题，起航行动延迟了4分钟。

The TMA-5 undocked at 10:44 p.m. Moscow time on Sunday, after a four-minute delay caused by problems with the hermetic seals on Vittori's spacesuit, Mission Control officials said.

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