By means of elastic deformation of said sealing ring which is pressed said sealing device can implement reliable seal of connecting end faces of transplanting arm shell and transplanting armcover.
该密封装置借助于密封环在受力时的弹性变形，实现了栽植臂壳与栽植臂盖的连接端面的可靠密封。
2
If it is too cold, cover the arm with cloth first.
如果天气太冷，先用布盖住手臂。
3
Also interesting is that the study showed only one in ten people cover their bodies entirely with a blanket, with most people exposing an arm, leg, or both feet.