boil-off

基本解释

Galvanized sheet is readily spot- or seam-welded, but arc gas welding will boil off the zinc coating.
镀锌板上有焊点或焊缝，但是电弧焊会烧掉锌层。
blog.sina.com.cn
The cold "boil-off" gases condense the moisture in the surrounding air, creating a highly visible fog.
低温汽化气体浓缩周围空气里的水份，产生非常显著的雾。
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In this article, a dewar for this superconducting magnet system is mainly described and experimental results about boil-off rate of the LHe under the condition of rotation and vibration is presented.
本文将主要描述该系统的杜瓦部分，并且给出在旋转和振动条件下的液氦挥发实验结果。