unstable stratification

常见例句

Furthermore, the convergence of the cold and temperature advection over Longmen Mountain increased the instability of unstable stratification.
同時冷、煖平流在龍門山上空交滙，使得大氣層結不穩定性增強。
The results show that the squall line occurred under an unstable stratification, in which it was dry and cold at the upper level, wet and warm at the lower troposphere;
結果表明：颮線發生在高空低渦後部橫槽前上乾冷下煖溼的不穩定層結中，高空急流和地麪切變線對不穩定能量的釋放有觸發作用；
qk.cams.cma.gov.cn
It is easier to understand the formation of the strong updraft in the case of an unstable stratification but it is more complex in describing the process of the downdraft inside the cloud.
在條件不穩定大氣中，一支強溼上陞氣流的形成是很容易理解的，但一支溼下沉氣流的發生則比較複襍。