A first band gap between the first blocking layer and the charge trapping layer is larger than a second band gap between the second blocking layer and the charge trapping layer.
第一阻挡层和电荷俘获层之间的第一带隙大于第二阻挡层和电荷俘获层之间的第二带隙。
Like carbon dioxide, black carbon absorbs sunlight and infrared radiation, trapping heat in the atmosphere — including the boundary layer closest to Earth's surface.
像二氧化碳一样，黑碳吸收阳光和红外线辐射，将热量滞留在大气中-包括最接近地球表面的边界层。
They also have 30 percent more feathers in the winter and can fluff them up, trapping a layer of warm air.
它们的羽毛在冬季也要增加30%，它们把羽毛蓬松开，来保留住一层温暖的空气。
应用推荐