当材料悬浮于增稠剂(海藻酸丙二醇酯)时，这些釉质基质蛋白可以在牙根表面滞留长达两周。
These enamel matrix proteins when suspended in a thickening agent (propylene glycol alginate - PGA) are retained on root surfaces for up to two weeks.
尖端曲率半径、针尖在基底表面滞留时间、针尖扫描速度、空气湿度、表面粗糙度等均会影响纳米结构的线宽。
The line width of nanostructures is influenced by many factors such as tip curvature radius, detained time in the base surface, scanning speed, humidity, surface roughness etc.
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。
Like carbon dioxide, black carbon absorbs sunlight and infrared radiation, trapping heat in the atmosphere — including the boundary layer closest to Earth's surface.
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