The cylindrical surface shrink fit process to match large gears and their axles is practised in the manufacture of large electro blocks HC8 and HC16 now under development.
本文在研制的HC8和HC16大型电动葫芦中，大齿轮与轴之间采用了圆柱面过盈联接。
Imagine an elastic band stretched over the surface of an apple. The band can slowly shrink, moving as though it is slipping from the surface, until it becomes just a dot on the apple's skin.
试想一下，有一个橡皮圈箍在苹果的表面上，然后这个橡皮圈慢慢的收缩，就像从苹果表面上滑落一般的收缩，直到它变成了一个点。
The transformation of weld forming is the results of dual functions of arc shrink and surface tension change.
焊缝成型的变化是电弧收缩与表面张力变化双重作用的结果。
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