When the base of the layer reaches some critical temperature threshold, it ignites a carbon bomb that rages for hours. 當這一層碳的底部溫度達到臨界溫度閾時,這個碳炸彈就會被點燃,接著它就會爆發數小時。
This paper presents a group of new experiments on human olfactory threshold measurement. 本文介紹了一組新編的人群嗅閾測量實驗。