In other words, they flipped a switch, which allowed them to change the electrical conductivity of the silicon without making or breaking a single chemical bond within the surface.
或者说，他们扳动了一个开关，改变了硅的电导率，而不需破坏表面上的任何化学键。
It is often necessary to bond plastic materials to metals or other plastic materials, or simply print on a plastic surface.
它往往是必要的债券塑料材料金属或其他塑胶原料，或只是打印在塑料表面。
The surface must be carefully prepared for any kind of bond to perform as expected. When laminating with epoxy, I prepare a cured composite surface as follows.
要想达到预期效果，不论何种粘接，必须仔细做表面的准备。当用环氧树脂层压复合时，我对固化复合表面的准备如下。
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