The dots, composed of a semiconductor called indium phosphide, are sprayed onto a transparent plastic sheet that is then covered with a second sheet.
这些微晶是一种叫作磷化铟的半导体化合物，它们被喷撒在一张透明塑料薄片上，然后用另一张薄片盖好。
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The dots, composed of a semiconductor called indium phosphide, are sprayed onto a transparent plastic sheet that is then covered with a second sheet. That done, the whole thing is heat-sealed.
Subtopics include: plastic and polymer engineering technology. metallurgical technology. chemical engineering technology as well as semiconductor manufacturing technology. among others.